diff --git a/test/task.h b/test/task.h
index e890c77f..65feb425 100644
--- a/test/task.h
+++ b/test/task.h
@@ -39,6 +39,11 @@
 # include <sys/resource.h>  /* setrlimit() */
 #endif
 
+#ifdef __clang__
+# pragma clang diagnostic ignored "-Wvariadic-macros"
+# pragma clang diagnostic ignored "-Wc99-extensions"
+#endif
+
 #define TEST_PORT 9123
 #define TEST_PORT_2 9124