diff --git a/examples/python/route_guide/run_codegen.sh b/examples/python/route_guide/run_codegen.sh
index a4d06aefc48..30666a309d0 100755
--- a/examples/python/route_guide/run_codegen.sh
+++ b/examples/python/route_guide/run_codegen.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/bash -x
 
 # Copyright 2015 gRPC authors.
 #