diff --git a/.gitignore b/.gitignore
index 9ed1c2b2..b0c815cb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,6 +14,7 @@ testmaps/*.vis
 testmaps/*.texinfo
 testmaps/*.texinfo.json
 testmaps/*.bsp.json
+testmaps/*.chop.map
 testmaps/quake_map_source/*.bsp
 testmaps/quake_map_source/*.log
 testmaps/quake_map_source/*.prt