diff --git a/src/Testing/TestCase.neon b/src/Testing/TestCase.neon
index 4040078660..627dd41a5e 100644
--- a/src/Testing/TestCase.neon
+++ b/src/Testing/TestCase.neon
@@ -11,11 +11,6 @@ services:
 			fileExtensions: %fileExtensions%
 			excludePaths: %excludePaths%
 
-	# overrides service from services.neon
-	cacheStorage:
-		class: PHPStan\Cache\MemoryCacheStorage
-		arguments!: []
-
 	# overrides service from parsers.neon
 	currentPhpVersionSimpleParser!:
 		factory: @currentPhpVersionRichParser