diff --git a/sites/github.styl b/sites/github.styl
index 0daf211..80932c5 100644
--- a/sites/github.styl
+++ b/sites/github.styl
@@ -167,10 +167,6 @@ a.filter-item
 .text-diff-deleted
     color red
 
-.avatar
-.timeline-comment-avatar
-    filter opacity(50%)
-
 // ** Code syntax highlighting
 .blob-code
     background-color()