diff --git a/.idea/runConfigurations/Build.xml b/.idea/runConfigurations/Build.xml
index 2bf3635..420ff67 100644
--- a/.idea/runConfigurations/Build.xml
+++ b/.idea/runConfigurations/Build.xml
@@ -4,7 +4,7 @@
       <option name="executionName" />
       <option name="externalProjectPath" value="$PROJECT_DIR$" />
       <option name="externalSystemIdString" value="GRADLE" />
-      <option name="scriptParameters" value="" />
+      <option name="scriptParameters" value="--stacktrace" />
       <option name="taskDescriptions">
         <list />
       </option>
diff --git a/.idea/runConfigurations/Create_Repack_Mixin_Jar.xml b/.idea/runConfigurations/Create_Repack_Mixin_Jar.xml
index ee98b13..b65cd69 100644
--- a/.idea/runConfigurations/Create_Repack_Mixin_Jar.xml
+++ b/.idea/runConfigurations/Create_Repack_Mixin_Jar.xml
@@ -4,13 +4,14 @@
       <option name="executionName" />
       <option name="externalProjectPath" value="$PROJECT_DIR$" />
       <option name="externalSystemIdString" value="GRADLE" />
-      <option name="scriptParameters" value="" />
+      <option name="scriptParameters" value="-PgenerateRepacks=true" />
       <option name="taskDescriptions">
         <list />
       </option>
       <option name="taskNames">
         <list>
           <option value="repackMixinJar" />
+          <option value="repackMixinProcessorJar" />
         </list>
       </option>
       <option name="vmOptions" />
diff --git a/build.gradle b/build.gradle
index 70df301..69bd353 100644
--- a/build.gradle
+++ b/build.gradle
@@ -25,7 +25,7 @@ apply plugin: 'forge'
 apply plugin: 'maven-publish'
 apply plugin: 'com.github.johnrengelman.shadow'
 
-version = '1.0.3'
+version = '1.1.0'
 group = 'io.github.tox1cozz.mixinbooterlegacy'
 
 sourceCompatibility = targetCompatibility = '1.8'
@@ -46,6 +46,7 @@ minecraft {
 
 configurations {
     repackMixin
+    repackMixinProcessor
     sources {
         transitive = false
     }
@@ -75,11 +76,15 @@ dependencies {
     // noinspection GradlePackageUpdate, VulnerableLibrariesLocal
     repackMixin 'com.google.guava:guava:21.0'
 
+    repackMixinProcessor "org.spongepowered:mixin:$mixinVersion:processor"
+
     sources "org.spongepowered:mixin:$mixinVersion:sources"
     javadoc "org.spongepowered:mixin:$mixinVersion:javadoc"
 
-    implementation name: "mixin-$mixinVersion-repack"
-    annotationProcessor "org.spongepowered:mixin:$mixinVersion:processor"
+    if (findProperty('generateRepacks') == null) {
+        implementation name: "mixin-$mixinVersion-repack"
+        annotationProcessor name: "mixin-$mixinVersion-processor-repack"
+    }
 }
 
 reobf {
@@ -100,7 +105,9 @@ task repackMixinJar(type: ShadowJar) {
     archiveFileName.set("mixin-$mixinVersion-repack.jar")
     configurations = [project.configurations.repackMixin]
 
-    exclude 'META-INF/MANIFSET.MF', 'META-INF/maven/**', 'META-INF/*.RSA', 'META-INF/*.SF'
+    mergeServiceFiles()
+
+    exclude 'META-INF/MANIFEST.MF', 'META-INF/maven/**', 'META-INF/*.RSA', 'META-INF/*.SF'
     exclude '**/module-info.class'
 
     relocate 'org.objectweb.asm', 'org.spongepowered.libraries.org.objectweb.asm'
@@ -108,6 +115,24 @@ task repackMixinJar(type: ShadowJar) {
     relocate 'com.google.thirdparty.publicsuffix', 'org.spongepowered.libraries.com.google.thirdparty.publicsuffix'
 }
 
+// Execute for generate mixin annotation processor repack jar
+task repackMixinProcessorJar(type: ShadowJar) {
+    destinationDirectory.set(layout.projectDirectory.dir('dependencies'))
+    archiveFileName.set("mixin-$mixinVersion-processor-repack.jar")
+    configurations = [project.configurations.repackMixinProcessor]
+
+    mergeServiceFiles()
+
+    exclude 'META-INF/MANIFEST.MF', 'META-INF/maven/**', 'META-INF/*.RSA', 'META-INF/*.SF'
+    exclude '**/module-info.class'
+
+    relocate 'org.objectweb.asm', 'org.spongepowered.libraries.org.objectweb.asm'
+    relocate 'com.google.common', 'org.spongepowered.libraries.com.google.common'
+    relocate 'com.google.gson', 'org.spongepowered.libraries.com.google.gson'
+    relocate 'org.apache.logging.log4j', 'org.spongepowered.libraries.org.apache.logging.log4j'
+    relocate 'com.google.thirdparty.publicsuffix', 'org.spongepowered.libraries.com.google.thirdparty.publicsuffix'
+}
+
 compileJava {
     dependsOn copySrgs
     options.compilerArgs += [
@@ -141,14 +166,11 @@ task annotationProcessorJar(type: Jar, dependsOn: classes) {
     classifier = 'processor'
     from(sourceSets.main.output) {
         include 'io/github/tox1cozz/mixinextras/**'
-
-        def processor = 'META-INF/services/javax.annotation.processing.Processor'
-        include processor
-        filesMatching(processor) { file ->
-            file.filter {
-                it == 'io.github.tox1cozz.mixinextras.MixinExtrasAnnotationProcessor' ? it : null
-            }
-        }
+        include 'META-INF/services/javax.annotation.processing.Processor'
+    }
+    from(zipTree(layout.projectDirectory.file("dependencies/mixin-$mixinVersion-processor-repack.jar"))) {
+        exclude 'LICENSE.txt'
+        exclude 'META-INF/services/*.Processor'
     }
 }
 
diff --git a/dependencies/mixin-0.8.2-processor-repack.jar b/dependencies/mixin-0.8.2-processor-repack.jar
new file mode 100644
index 0000000..1e0ec49
Binary files /dev/null and b/dependencies/mixin-0.8.2-processor-repack.jar differ
diff --git a/dependencies/mixin-0.8.2-repack.jar b/dependencies/mixin-0.8.2-repack.jar
index 5775764..6a296c0 100644
Binary files a/dependencies/mixin-0.8.2-repack.jar and b/dependencies/mixin-0.8.2-repack.jar differ
diff --git a/gradle/configurations/v1.gradle b/gradle/configurations/v1.gradle
index a6b0c99..4efd31c 100644
--- a/gradle/configurations/v1.gradle
+++ b/gradle/configurations/v1.gradle
@@ -56,9 +56,8 @@ repositories {
 }
 
 dependencies {
-    implementation 'com.github.tox1cozZ:mixin-booter-legacy:1.0.3'
-    annotationProcessor 'org.spongepowered:mixin:0.8.2:processor'
-    annotationProcessor 'com.github.tox1cozZ:mixin-booter-legacy:1.0.3:processor'
+    implementation 'com.github.tox1cozZ:mixin-booter-legacy:1.1.0'
+    annotationProcessor 'com.github.tox1cozZ:mixin-booter-legacy:1.1.0:processor'
 }
 
 tasks.register('mixin', MixinTask)
diff --git a/src/main/java/io/github/tox1cozz/mixinbooterlegacy/MixinBooterLegacyPlugin.java b/src/main/java/io/github/tox1cozz/mixinbooterlegacy/MixinBooterLegacyPlugin.java
index bac480e..0fcb597 100644
--- a/src/main/java/io/github/tox1cozz/mixinbooterlegacy/MixinBooterLegacyPlugin.java
+++ b/src/main/java/io/github/tox1cozz/mixinbooterlegacy/MixinBooterLegacyPlugin.java
@@ -88,7 +88,7 @@ public Container() {
             ModMetadata meta = getMetadata();
             meta.modId = "mixinbooterlegacy";
             meta.name = "MixinBooterLegacy";
-            meta.version = "1.0.3";
+            meta.version = "1.1.0";
             meta.description = "A Mixin library and loader.";
             meta.logoFile = "/icon.png";
             meta.authorList.addAll(Lists.newArrayList("Rongmario", "tox1cozZ"));
diff --git a/src/main/java/io/github/tox1cozz/mixinextras/LICENSE b/src/main/java/io/github/tox1cozz/mixinextras/LICENSE
index ee9ed41..8000a6f 100644
--- a/src/main/java/io/github/tox1cozz/mixinextras/LICENSE
+++ b/src/main/java/io/github/tox1cozz/mixinextras/LICENSE
@@ -501,4 +501,4 @@ necessary.  Here is a sample; alter the names:
   <signature of Ty Coon>, 1 April 1990
   Ty Coon, President of Vice
 
-That's all there is to it!
\ No newline at end of file
+That's all there is to it!
diff --git a/src/main/java/io/github/tox1cozz/mixinextras/MixinExtrasAnnotationProcessor.java b/src/main/java/io/github/tox1cozz/mixinextras/MixinExtrasAnnotationProcessor.java
index de79c78..2a2caea 100644
--- a/src/main/java/io/github/tox1cozz/mixinextras/MixinExtrasAnnotationProcessor.java
+++ b/src/main/java/io/github/tox1cozz/mixinextras/MixinExtrasAnnotationProcessor.java
@@ -10,6 +10,10 @@
 import javax.lang.model.element.TypeElement;
 import java.util.Set;
 
+/*
+    TODO: Refmap not working for new annotations
+    Use srg names or create dummy @Inject
+ */
 @SupportedAnnotationTypes({})
 public class MixinExtrasAnnotationProcessor extends AbstractProcessor {
 
@@ -21,8 +25,12 @@ public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment
     @Override
     public synchronized void init(ProcessingEnvironment processingEnv) {
         super.init(processingEnv);
-        MessageRouter.setMessager(processingEnv.getMessager());
-        MixinExtrasBootstrap.init();
+        try {
+            MessageRouter.setMessager(processingEnv.getMessager());
+            MixinExtrasBootstrap.init();
+        } catch (NoClassDefFoundError e) {
+            // The Mixin AP probably isn't available, e.g. if loom has excluded it from IDEA.
+        }
     }
 
     @Override
diff --git a/src/main/java/io/github/tox1cozz/mixinextras/MixinExtrasBootstrap.java b/src/main/java/io/github/tox1cozz/mixinextras/MixinExtrasBootstrap.java
index 36c1421..c31b2e0 100644
--- a/src/main/java/io/github/tox1cozz/mixinextras/MixinExtrasBootstrap.java
+++ b/src/main/java/io/github/tox1cozz/mixinextras/MixinExtrasBootstrap.java
@@ -8,10 +8,28 @@
 
 public class MixinExtrasBootstrap {
 
-    public static void init() {
-        InjectionInfo.register(ModifyExpressionValueInjectionInfo.class);
-        InjectionInfo.register(ModifyReceiverInjectionInfo.class);
-        InjectionInfo.register(ModifyReturnValueInjectionInfo.class);
-        InjectionInfo.register(WrapWithConditionInjectionInfo.class);
+    private static boolean initialized = false;
+
+    /**
+     * @deprecated As of 0.0.8, as the field becomes kind of pointless when it gets inlined at compile-time.
+     * Use {@link #getVersion()} instead.
+     */
+    @Deprecated
+    @SuppressWarnings("DeprecatedIsStillUsed")
+    public static final String VERSION = "0.0.12";
+
+    public static synchronized void init() {
+        if (!initialized) {
+            initialized = true;
+
+            InjectionInfo.register(ModifyExpressionValueInjectionInfo.class);
+            InjectionInfo.register(ModifyReceiverInjectionInfo.class);
+            InjectionInfo.register(ModifyReturnValueInjectionInfo.class);
+            InjectionInfo.register(WrapWithConditionInjectionInfo.class);
+        }
+    }
+
+    public static String getVersion() {
+        return VERSION;
     }
 }
\ No newline at end of file
diff --git a/src/main/java/io/github/tox1cozz/mixinextras/README.md b/src/main/java/io/github/tox1cozz/mixinextras/README.md
deleted file mode 100644
index c17e927..0000000
--- a/src/main/java/io/github/tox1cozz/mixinextras/README.md
+++ /dev/null
@@ -1,5 +0,0 @@
-This package contains files shaded in from: https://github.com/LlamaLad7/MixinExtras
-
-Thanks to LlamaLad7 for expanding upon Mixins by providing additional ways via annotations to better inject code in a non-conflicting manner.
-
-Parts of the shaded code have been edited to remove anything unnecessary.
\ No newline at end of file
diff --git a/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyExpressionValueInjectionInfo.java b/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyExpressionValueInjectionInfo.java
index 4ea6d1a..dae0019 100644
--- a/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyExpressionValueInjectionInfo.java
+++ b/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyExpressionValueInjectionInfo.java
@@ -1,12 +1,12 @@
 package io.github.tox1cozz.mixinextras.injector;
 
-import org.spongepowered.libraries.org.objectweb.asm.tree.AnnotationNode;
-import org.spongepowered.libraries.org.objectweb.asm.tree.MethodNode;
 import org.spongepowered.asm.mixin.injection.code.Injector;
 import org.spongepowered.asm.mixin.injection.struct.InjectionInfo;
 import org.spongepowered.asm.mixin.injection.struct.InjectionInfo.AnnotationType;
 import org.spongepowered.asm.mixin.injection.struct.InjectionInfo.HandlerPrefix;
 import org.spongepowered.asm.mixin.transformer.MixinTargetContext;
+import org.spongepowered.libraries.org.objectweb.asm.tree.AnnotationNode;
+import org.spongepowered.libraries.org.objectweb.asm.tree.MethodNode;
 
 @AnnotationType(ModifyExpressionValue.class)
 @HandlerPrefix("modifyExpressionValue")
diff --git a/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyExpressionValueInjector.java b/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyExpressionValueInjector.java
index 25436b8..b64b2c7 100644
--- a/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyExpressionValueInjector.java
+++ b/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyExpressionValueInjector.java
@@ -1,5 +1,6 @@
 package io.github.tox1cozz.mixinextras.injector;
 
+import io.github.tox1cozz.mixinextras.utils.CompatibilityHelper;
 import org.spongepowered.libraries.org.objectweb.asm.Opcodes;
 import org.spongepowered.libraries.org.objectweb.asm.Type;
 import org.spongepowered.libraries.org.objectweb.asm.tree.*;
@@ -7,7 +8,6 @@
 import org.spongepowered.asm.mixin.injection.struct.InjectionInfo;
 import org.spongepowered.asm.mixin.injection.struct.InjectionNodes.InjectionNode;
 import org.spongepowered.asm.mixin.injection.struct.Target;
-import org.spongepowered.asm.mixin.injection.throwables.InvalidInjectionException;
 import org.spongepowered.asm.util.Bytecode;
 
 public class ModifyExpressionValueInjector extends Injector {
@@ -33,11 +33,11 @@ protected void inject(Target target, InjectionNode node) {
     private void checkTargetReturnsAValue(Target target, InjectionNode node) {
         Type returnType = getReturnType(node.getCurrentTarget());
         if (returnType == Type.VOID_TYPE) {
-            throw new InvalidInjectionException(info, String.format("%s annotation is targeting an instruction with a return type of 'void' in %s in %s", annotationType, target, this));
+            throw CompatibilityHelper.makeInvalidInjectionException(info, String.format("%s annotation is targeting an instruction with a return type of 'void' in %s in %s", annotationType, target, this));
         }
 
         if (returnType == null) {
-            throw new InvalidInjectionException(info, String.format("%s annotation is targeting an invalid insn in %s in %s", annotationType, target, this));
+            throw CompatibilityHelper.makeInvalidInjectionException(info, String.format("%s annotation is targeting an invalid insn in %s in %s", annotationType, target, this));
         }
     }
 
diff --git a/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReceiverInjectionInfo.java b/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReceiverInjectionInfo.java
index 48839e1..589b99e 100644
--- a/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReceiverInjectionInfo.java
+++ b/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReceiverInjectionInfo.java
@@ -1,10 +1,10 @@
 package io.github.tox1cozz.mixinextras.injector;
 
+import org.spongepowered.asm.mixin.injection.struct.InjectionInfo.AnnotationType;
 import org.spongepowered.libraries.org.objectweb.asm.tree.AnnotationNode;
 import org.spongepowered.libraries.org.objectweb.asm.tree.MethodNode;
 import org.spongepowered.asm.mixin.injection.code.Injector;
 import org.spongepowered.asm.mixin.injection.struct.InjectionInfo;
-import org.spongepowered.asm.mixin.injection.struct.InjectionInfo.AnnotationType;
 import org.spongepowered.asm.mixin.injection.struct.InjectionInfo.HandlerPrefix;
 import org.spongepowered.asm.mixin.transformer.MixinTargetContext;
 
diff --git a/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReceiverInjector.java b/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReceiverInjector.java
index 2223aa3..4dd64f8 100644
--- a/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReceiverInjector.java
+++ b/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReceiverInjector.java
@@ -1,5 +1,7 @@
 package io.github.tox1cozz.mixinextras.injector;
 
+import io.github.tox1cozz.mixinextras.utils.CompatibilityHelper;
+import io.github.tox1cozz.mixinextras.utils.InjectorUtils;
 import org.apache.commons.lang3.ArrayUtils;
 import org.spongepowered.libraries.org.objectweb.asm.Opcodes;
 import org.spongepowered.libraries.org.objectweb.asm.Type;
@@ -8,7 +10,6 @@
 import org.spongepowered.asm.mixin.injection.struct.InjectionInfo;
 import org.spongepowered.asm.mixin.injection.struct.InjectionNodes.InjectionNode;
 import org.spongepowered.asm.mixin.injection.struct.Target;
-import org.spongepowered.asm.mixin.injection.throwables.InvalidInjectionException;
 
 public class ModifyReceiverInjector extends Injector {
 
@@ -33,7 +34,7 @@ private void checkTargetIsValid(Target target, InjectionNode node) {
             case Opcodes.PUTFIELD:
                 return;
             default:
-                throw new InvalidInjectionException(info, String.format("%s annotation is targeting an invalid insn in %s in %s", annotationType, target, this));
+                throw CompatibilityHelper.makeInvalidInjectionException(info, String.format("%s annotation is targeting an invalid insn in %s in %s", annotationType, target, this));
         }
     }
 
@@ -42,7 +43,7 @@ private void modifyReceiverOfTarget(Target target, InjectionNode node) {
         Type[] originalArgTypes = getEffectiveArgTypes(node.getOriginalTarget());
         Type[] currentArgTypes = getEffectiveArgTypes(currentTarget);
         InsnList insns = new InsnList();
-        boolean isVirtualRedirect = node.hasDecoration("redirector") && currentTarget.getOpcode() != Opcodes.INVOKESTATIC;
+        boolean isVirtualRedirect = InjectorUtils.isVirtualRedirect(node);
         injectReceiverModifier(target, originalArgTypes, currentArgTypes, isVirtualRedirect, insns);
         target.insertBefore(node, insns);
     }
diff --git a/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReturnValueInjectionInfo.java b/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReturnValueInjectionInfo.java
index be0b54d..d123370 100644
--- a/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReturnValueInjectionInfo.java
+++ b/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReturnValueInjectionInfo.java
@@ -1,10 +1,10 @@
 package io.github.tox1cozz.mixinextras.injector;
 
+import org.spongepowered.asm.mixin.injection.struct.InjectionInfo.AnnotationType;
 import org.spongepowered.libraries.org.objectweb.asm.tree.AnnotationNode;
 import org.spongepowered.libraries.org.objectweb.asm.tree.MethodNode;
 import org.spongepowered.asm.mixin.injection.code.Injector;
 import org.spongepowered.asm.mixin.injection.struct.InjectionInfo;
-import org.spongepowered.asm.mixin.injection.struct.InjectionInfo.AnnotationType;
 import org.spongepowered.asm.mixin.injection.struct.InjectionInfo.HandlerPrefix;
 import org.spongepowered.asm.mixin.transformer.MixinTargetContext;
 
diff --git a/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReturnValueInjector.java b/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReturnValueInjector.java
index 0a7fe83..c90a151 100644
--- a/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReturnValueInjector.java
+++ b/src/main/java/io/github/tox1cozz/mixinextras/injector/ModifyReturnValueInjector.java
@@ -1,5 +1,6 @@
 package io.github.tox1cozz.mixinextras.injector;
 
+import io.github.tox1cozz.mixinextras.utils.CompatibilityHelper;
 import org.spongepowered.libraries.org.objectweb.asm.Opcodes;
 import org.spongepowered.libraries.org.objectweb.asm.tree.InsnList;
 import org.spongepowered.libraries.org.objectweb.asm.tree.InsnNode;
@@ -8,7 +9,6 @@
 import org.spongepowered.asm.mixin.injection.struct.InjectionInfo;
 import org.spongepowered.asm.mixin.injection.struct.InjectionNodes.InjectionNode;
 import org.spongepowered.asm.mixin.injection.struct.Target;
-import org.spongepowered.asm.mixin.injection.throwables.InvalidInjectionException;
 
 public class ModifyReturnValueInjector extends Injector {
 
@@ -20,7 +20,7 @@ public ModifyReturnValueInjector(InjectionInfo info) {
     protected void inject(Target target, InjectionNode node) {
         int opcode = node.getCurrentTarget().getOpcode();
         if (opcode < Opcodes.IRETURN || opcode >= Opcodes.RETURN) {
-            throw new InvalidInjectionException(info, String.format("%s annotation is targeting an invalid insn in %s in %s", annotationType, target, this));
+            throw CompatibilityHelper.makeInvalidInjectionException(info, String.format("%s annotation is targeting an invalid insn in %s in %s", annotationType, target, this));
         }
         checkTargetModifiers(target, false);
         injectReturnValueModifier(target, node);
diff --git a/src/main/java/io/github/tox1cozz/mixinextras/injector/WrapWithConditionInjectionInfo.java b/src/main/java/io/github/tox1cozz/mixinextras/injector/WrapWithConditionInjectionInfo.java
index c90f6e5..d4238eb 100644
--- a/src/main/java/io/github/tox1cozz/mixinextras/injector/WrapWithConditionInjectionInfo.java
+++ b/src/main/java/io/github/tox1cozz/mixinextras/injector/WrapWithConditionInjectionInfo.java
@@ -1,5 +1,6 @@
 package io.github.tox1cozz.mixinextras.injector;
 
+import org.spongepowered.asm.mixin.injection.struct.InjectionInfo.AnnotationType;
 import org.spongepowered.libraries.org.objectweb.asm.Opcodes;
 import org.spongepowered.libraries.org.objectweb.asm.Type;
 import org.spongepowered.libraries.org.objectweb.asm.tree.AbstractInsnNode;
@@ -8,7 +9,6 @@
 import org.spongepowered.libraries.org.objectweb.asm.tree.MethodNode;
 import org.spongepowered.asm.mixin.injection.code.Injector;
 import org.spongepowered.asm.mixin.injection.struct.InjectionInfo;
-import org.spongepowered.asm.mixin.injection.struct.InjectionInfo.AnnotationType;
 import org.spongepowered.asm.mixin.injection.struct.InjectionInfo.HandlerPrefix;
 import org.spongepowered.asm.mixin.injection.struct.InjectionNodes;
 import org.spongepowered.asm.mixin.transformer.MixinTargetContext;
diff --git a/src/main/java/io/github/tox1cozz/mixinextras/injector/WrapWithConditionInjector.java b/src/main/java/io/github/tox1cozz/mixinextras/injector/WrapWithConditionInjector.java
index 143b0a1..e181b91 100644
--- a/src/main/java/io/github/tox1cozz/mixinextras/injector/WrapWithConditionInjector.java
+++ b/src/main/java/io/github/tox1cozz/mixinextras/injector/WrapWithConditionInjector.java
@@ -1,5 +1,7 @@
 package io.github.tox1cozz.mixinextras.injector;
 
+import io.github.tox1cozz.mixinextras.utils.CompatibilityHelper;
+import io.github.tox1cozz.mixinextras.utils.InjectorUtils;
 import org.apache.commons.lang3.ArrayUtils;
 import org.spongepowered.libraries.org.objectweb.asm.Opcodes;
 import org.spongepowered.libraries.org.objectweb.asm.Type;
@@ -8,7 +10,6 @@
 import org.spongepowered.asm.mixin.injection.struct.InjectionInfo;
 import org.spongepowered.asm.mixin.injection.struct.InjectionNodes.InjectionNode;
 import org.spongepowered.asm.mixin.injection.struct.Target;
-import org.spongepowered.asm.mixin.injection.throwables.InvalidInjectionException;
 
 public class WrapWithConditionInjector extends Injector {
 
@@ -31,16 +32,11 @@ private void checkTargetIsLogicallyVoid(Target target, InjectionNode node) {
 
         Type returnType = getReturnType(node.getCurrentTarget());
         if (returnType == null) {
-            throw new InvalidInjectionException(info, String.format("%s annotation is targeting an invalid insn in %s in %s",
-                    annotationType, target, this));
+            throw CompatibilityHelper.makeInvalidInjectionException(info, String.format("%s annotation is targeting an invalid insn in %s in %s", annotationType, target, this));
         }
 
         if (returnType != Type.VOID_TYPE) {
-            throw new InvalidInjectionException(info,
-                    String.format(
-                            "%s annotation is targeting an instruction with a non-void return type in %s in %s",
-                            annotationType, target, this
-                    ));
+            throw CompatibilityHelper.makeInvalidInjectionException(info, String.format("%s annotation is targeting an instruction with a non-void return type in %s in %s", annotationType, target, this));
         }
     }
 
@@ -51,7 +47,7 @@ private void wrapTargetWithCondition(Target target, InjectionNode node) {
         Type[] currentArgTypes = getEffectiveArgTypes(currentTarget);
         InsnList before = new InsnList();
         InsnList after = new InsnList();
-        boolean isVirtualRedirect = node.hasDecoration("redirector") && currentTarget.getOpcode() != Opcodes.INVOKESTATIC;
+        boolean isVirtualRedirect = InjectorUtils.isVirtualRedirect(node);
         invokeHandler(target, returnType, originalArgTypes, currentArgTypes, isVirtualRedirect, before, after);
         target.wrapNode(currentTarget, currentTarget, before, after);
     }
diff --git a/src/main/java/io/github/tox1cozz/mixinextras/utils/CompatibilityHelper.java b/src/main/java/io/github/tox1cozz/mixinextras/utils/CompatibilityHelper.java
new file mode 100644
index 0000000..fc17984
--- /dev/null
+++ b/src/main/java/io/github/tox1cozz/mixinextras/utils/CompatibilityHelper.java
@@ -0,0 +1,34 @@
+package io.github.tox1cozz.mixinextras.utils;
+
+import org.spongepowered.asm.mixin.injection.struct.InjectionInfo;
+import org.spongepowered.asm.mixin.injection.throwables.InvalidInjectionException;
+
+import java.lang.reflect.Constructor;
+import java.util.Arrays;
+
+/**
+ * Helpers for writing code that is compatible with all variants of Mixin 0.8+
+ */
+public class CompatibilityHelper {
+
+    private static final Constructor<InvalidInjectionException> INVALID_INJECTION_EXCEPTION_CONSTRUCTOR;
+
+    static {
+        // noinspection unchecked
+        INVALID_INJECTION_EXCEPTION_CONSTRUCTOR = (Constructor<InvalidInjectionException>)Arrays.stream(InvalidInjectionException.class.getConstructors())
+                        .filter(it -> {
+                            Class<?>[] parameters = it.getParameterTypes();
+                            return parameters.length == 2 && parameters[0].isAssignableFrom(InjectionInfo.class) && parameters[1] == String.class;
+                        })
+                        .findAny()
+                        .orElse(null);
+    }
+
+    public static RuntimeException makeInvalidInjectionException(InjectionInfo info, String message) {
+        try {
+            return INVALID_INJECTION_EXCEPTION_CONSTRUCTOR.newInstance(info, message);
+        } catch (Throwable e) {
+            throw new RuntimeException(e);
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/io/github/tox1cozz/mixinextras/utils/InjectorUtils.java b/src/main/java/io/github/tox1cozz/mixinextras/utils/InjectorUtils.java
new file mode 100644
index 0000000..d4cc18b
--- /dev/null
+++ b/src/main/java/io/github/tox1cozz/mixinextras/utils/InjectorUtils.java
@@ -0,0 +1,11 @@
+package io.github.tox1cozz.mixinextras.utils;
+
+import org.spongepowered.libraries.org.objectweb.asm.Opcodes;
+import org.spongepowered.asm.mixin.injection.struct.InjectionNodes;
+
+public class InjectorUtils {
+
+    public static boolean isVirtualRedirect(InjectionNodes.InjectionNode node) {
+        return node.isReplaced() && node.hasDecoration("redirector") && node.getCurrentTarget().getOpcode() != Opcodes.INVOKESTATIC;
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/org/spongepowered/asm/bridge/RemapperAdapter.java b/src/main/java/org/spongepowered/asm/bridge/RemapperAdapter.java
index f295aac..825b7a3 100644
--- a/src/main/java/org/spongepowered/asm/bridge/RemapperAdapter.java
+++ b/src/main/java/org/spongepowered/asm/bridge/RemapperAdapter.java
@@ -2,7 +2,7 @@
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
-import org.objectweb.asm.commons.Remapper;
+import org.spongepowered.libraries.org.objectweb.asm.commons.Remapper;
 import org.spongepowered.asm.mixin.extensibility.IRemapper;
 import org.spongepowered.asm.util.ObfuscationUtil;
 
diff --git a/src/main/java/org/spongepowered/asm/bridge/RemapperAdapterFML.java b/src/main/java/org/spongepowered/asm/bridge/RemapperAdapterFML.java
index a2609cd..364b630 100644
--- a/src/main/java/org/spongepowered/asm/bridge/RemapperAdapterFML.java
+++ b/src/main/java/org/spongepowered/asm/bridge/RemapperAdapterFML.java
@@ -3,7 +3,7 @@
 import java.lang.reflect.Field;
 import java.lang.reflect.Method;
 
-import org.objectweb.asm.commons.Remapper;
+import org.spongepowered.libraries.org.objectweb.asm.commons.Remapper;
 import org.spongepowered.asm.mixin.extensibility.IRemapper;
 
 public final class RemapperAdapterFML extends RemapperAdapter {