diff --git a/app/assets/stylesheets/framework/typography.scss b/app/assets/stylesheets/framework/typography.scss
index aef338cfa56..c3e4ad0ad00 100644
--- a/app/assets/stylesheets/framework/typography.scss
+++ b/app/assets/stylesheets/framework/typography.scss
@@ -220,6 +220,7 @@ pre {
 
 .monospace {
   font-family: $monospace_font;
+  font-size: 90%;
 }
 
 code {
diff --git a/app/assets/stylesheets/pages/merge_requests.scss b/app/assets/stylesheets/pages/merge_requests.scss
index f21ad694d06..6a1d3bd19d3 100644
--- a/app/assets/stylesheets/pages/merge_requests.scss
+++ b/app/assets/stylesheets/pages/merge_requests.scss
@@ -136,7 +136,7 @@
   font-family: $monospace_font;
   font-weight: bold;
   overflow: hidden;
-  font-size: 14px;
+  font-size: 90%;
   margin: 0 3px;
 }