diff --git a/gclient.py b/gclient.py
index 83fcbbd9d..c2a6fb349 100755
--- a/gclient.py
+++ b/gclient.py
@@ -242,7 +242,7 @@ class Hook(object):
 
     if cmd[0] == 'python':
       cmd[0] = 'vpython'
-    if cmd[0] == 'vpython' and _detect_host_os() == 'win':
+    if (cmd[0] in ['vpython', 'vpython3']) and _detect_host_os() == 'win':
       cmd[0] += '.bat'
 
     exit_code = 2