diff --git a/tests/git_hyper_blame_test.py b/tests/git_hyper_blame_test.py
index 584813e60..852bf8ca3 100755
--- a/tests/git_hyper_blame_test.py
+++ b/tests/git_hyper_blame_test.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env vpython3
 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.