diff --git a/nptl/tst-sem11.c b/nptl/tst-sem11.c
index 891e37a860..a82bb737d5 100644
--- a/nptl/tst-sem11.c
+++ b/nptl/tst-sem11.c
@@ -29,15 +29,15 @@
 static void *
 tf (void *arg)
 {
-#ifdef PREPARE
-  PREPARE
+#ifdef TF_PREPARE
+  TF_PREPARE
 #endif
   SEM_WAIT (arg);
   return NULL;
 }
 
 int
-main (void)
+do_test (void)
 {
   int tries = 5;
   pthread_t th;
@@ -101,3 +101,5 @@ main (void)
 
   return 0;
 }
+
+#include <support/test-driver.c>
diff --git a/nptl/tst-sem12.c b/nptl/tst-sem12.c
index a9843524d2..d4e22d9a8e 100644
--- a/nptl/tst-sem12.c
+++ b/nptl/tst-sem12.c
@@ -20,7 +20,7 @@
 #include <sys/time.h>
 
 
-#define PREPARE \
+#define TF_PREPARE \
   struct timespec ts; \
   struct timeval tv; \
   gettimeofday (&tv, NULL); \