diff --git a/2018/endoh1/.gitignore b/2018/endoh1/.gitignore
index 15117a0a3..5a96aacaf 100644
--- a/2018/endoh1/.gitignore
+++ b/2018/endoh1/.gitignore
@@ -2,4 +2,5 @@ golem.gif
 invisible.gif
 output.gif
 prog
+prog.gif
 smily.gif