diff --git a/.gitignore b/.gitignore
index 50df298..bd10220 100644
--- a/.gitignore
+++ b/.gitignore
@@ -60,6 +60,7 @@
 
 # Files copied over during make
 ofagent/protos/third_party/google
+ponsim/protos/third_party/google
 
 # Voltha CLI hostory files
 .voltha_cli_history