diff --git a/utils/run-test b/utils/run-test
index a67deff56ae60..694ef1f2db3e7 100755
--- a/utils/run-test
+++ b/utils/run-test
@@ -171,6 +171,7 @@ def main():
         # build_dir.
         paths = args.paths
         if not paths:
+            parser.print_usage()
             error_exit("error: too few arguments")
 
         if args.build != 'skip':