diff --git a/packages/typescript-transform-lit-css/test/fixtures/cleanCss/tsconfig.json b/packages/typescript-transform-lit-css/test/fixtures/cleanCss/tsconfig.json
index 464e02f..7cabddb 100644
--- a/packages/typescript-transform-lit-css/test/fixtures/cleanCss/tsconfig.json
+++ b/packages/typescript-transform-lit-css/test/fixtures/cleanCss/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "include": [".", "../declaration.d.ts"],
   "compilerOptions": {
-    "outDir": "../../TSPC_OUTPUT",
+    "outDir": "../../TSPC_OUTPUT/cleanCss",
     "module": "NodeNext",
     "plugins": [
       {
diff --git a/packages/typescript-transform-lit-css/test/fixtures/tsconfig.json b/packages/typescript-transform-lit-css/test/fixtures/tsconfig.json
index 76e9edd..d46ecac 100644
--- a/packages/typescript-transform-lit-css/test/fixtures/tsconfig.json
+++ b/packages/typescript-transform-lit-css/test/fixtures/tsconfig.json
@@ -1,6 +1,6 @@
 {
   "include": ["."],
-  "exclude": ["cssnano"],
+  "exclude": ["cleanCss"],
   "compilerOptions": {
     "outDir": "../TSPC_OUTPUT",
     "module": "NodeNext",
@@ -8,7 +8,7 @@
       {
         "transform": "typescript-transform-lit-css",
         "inline": true,
-        "cleanCss": true
+        "cleanCss": false
       }
     ]
   }