diff --git a/app/assets/stylesheets/generic/gfm.scss b/app/assets/stylesheets/generic/gfm.scss
index 8fac5e534fa9c17c227db2b1d7e4c991286cb7a4..bd9200ace23a84ed73376793970d34d7a0e20d6e 100644
--- a/app/assets/stylesheets/generic/gfm.scss
+++ b/app/assets/stylesheets/generic/gfm.scss
@@ -19,3 +19,7 @@
     height: 14em;
   }
 }
+
+.gfm-commit, .gfm-commit_range {
+  font-family: $monospace_font;
+}