diff --git a/run_tests.py b/run_tests.py
index f72ce9c7..cedf071b 100755
--- a/run_tests.py
+++ b/run_tests.py
@@ -33,4 +33,5 @@ if __name__ == "__main__":
     if args.k:
         cmd += ["-k", args.k]
 
+    print("Calling:", " ".join(cmd))
     subprocess.call(cmd, env=env)