diff --git a/.gitignore b/.gitignore
index 1b55818343..4be2989f47 100644
--- a/.gitignore
+++ b/.gitignore
@@ -98,6 +98,7 @@ cms/static/sass/*.css
 cms/static/sass/*.css.map
 cms/static/themed_sass/
 themes/**/css/*.css
+themes/**/css/discussion/*.css
 
 ### Logging artifacts
 log/