diff --git a/utils/gyb b/utils/gyb
index fcbceabf0024c..dece788e500ba 100755
--- a/utils/gyb
+++ b/utils/gyb
@@ -1,3 +1,3 @@
-#!/usr/bin/env python
+#!/usr/bin/env python2.7
 import gyb
 gyb.main()