diff --git a/app/assets/stylesheets/pages/diff.scss b/app/assets/stylesheets/pages/diff.scss
index 927c8d0813..5286b73cc5 100644
--- a/app/assets/stylesheets/pages/diff.scss
+++ b/app/assets/stylesheets/pages/diff.scss
@@ -5,6 +5,7 @@
   border-radius: 3px;
 
   .commit-short-id {
+    font-family: $regular_font;
     font-weight: 400;
   }