Index: src/libcfa/concurrency/kernel
===================================================================
--- src/libcfa/concurrency/kernel	(revision 0cf5b7992194658ccc6f30eae5069589577633a3)
+++ src/libcfa/concurrency/kernel	(revision 8d5b9cf388030c46b0f033a5e263141fc124d268)
@@ -108,5 +108,5 @@
 #ifdef __CFA_DEBUG__
 	// Last function to enable preemption on this processor
-	char * last_enable;
+	const char * last_enable;
 #endif
 };