Index: src/libcfa/concurrency/kernel
===================================================================
--- src/libcfa/concurrency/kernel	(revision ea7d2b051267e571f113e8dabae0d886eda94432)
+++ src/libcfa/concurrency/kernel	(revision 8dceeb78ad2ff73a75b2a0589e7539e4da01800f)
@@ -120,5 +120,5 @@
 #ifdef __CFA_DEBUG__
 	// Last function to enable preemption on this processor
-	char * last_enable;
+	const char * last_enable;
 #endif
 };