diff --git a/stepmania/src/arch/ArchHooks/ArchHooks_darwin.h b/stepmania/src/arch/ArchHooks/ArchHooks_darwin.h
index c4ad3b995a..03622aedc9 100644
--- a/stepmania/src/arch/ArchHooks/ArchHooks_darwin.h
+++ b/stepmania/src/arch/ArchHooks/ArchHooks_darwin.h
@@ -15,7 +15,7 @@ public:
 	void ExitTimeCriticalSection();
 
 protected:
-	RageMutex *TimeCritMutex;
+	//RageMutex *TimeCritMutex;
 };
 
 #ifdef ARCH_HOOKS