diff --git a/docs/caffe2/process.py b/docs/caffe2/process.py
index f68b952fd29..9fa37e5fbb5 100644
--- a/docs/caffe2/process.py
+++ b/docs/caffe2/process.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python2
 ## @package process
 # Module doxygen.process
 # Script to insert preamble for doxygen and regen API docs