Index: kernel/test/synch/rwlock2.c
===================================================================
--- kernel/test/synch/rwlock2.c	(revision cb01e1ee9f069d7d14148e3efc3cb37d1011b8de)
+++ kernel/test/synch/rwlock2.c	(revision 1faa99588d67fde7acd1feca06054788f42aff4e)
@@ -53,5 +53,5 @@
 }
 
-char *test_rwlock2(void)
+const char *test_rwlock2(void)
 {
 	thread_t *thrd;