@@ -24,11 +24,11 @@
 #import "ObjFWRT.h"
 #import "private.h"
 
 #import "macros.h"
 #ifdef OF_HAVE_THREADS
-# include "mutex.h"
+# include "OFPlainMutex.h"
 #endif
 
 #ifdef HAVE_SEH_EXCEPTIONS
 # include <windows.h>
 #endif