diff --git a/testing/ostest/sighand.c b/testing/ostest/sighand.c
index 890ba7dc2..e4a79cd71 100644
--- a/testing/ostest/sighand.c
+++ b/testing/ostest/sighand.c
@@ -346,7 +346,11 @@ void sighand_test(void)
   /* Wait a bit */
 
   FFLUSH();
-  sleep(2);
+  status = sleep(2);
+  while (status)
+    {
+      status = sleep(status);
+    }
 
   /* Then check the result */