diff --git a/phpstan.neon b/phpstan.neon
index 45e8ebc..fb344e6 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -6,7 +6,7 @@ includes:
     - %currentWorkingDirectory%/vendor/phpstan/phpstan-deprecation-rules/rules.neon
 
 parameters:
-    level: 3
+    level: 5
 
     inferPrivatePropertyTypeFromConstructor: true