diff --git a/app/assets/stylesheets/base/gl_bootstrap.scss b/app/assets/stylesheets/base/gl_bootstrap.scss
index e176cce5c69a2393f37d0448ea79b729d18583bb..62a3eade5c73a4c54eaf297e1722d54eb0d61323 100644
--- a/app/assets/stylesheets/base/gl_bootstrap.scss
+++ b/app/assets/stylesheets/base/gl_bootstrap.scss
@@ -182,6 +182,7 @@
     .panel-heading {
       padding: 6px 15px;
       font-size: 13px;
+      font-weight: normal;
       a {
         color: #777;
       }
diff --git a/app/assets/stylesheets/pages/notes.scss b/app/assets/stylesheets/pages/notes.scss
index 70505dc430028d8daed90d2c4dbc313bfa6ab215..d66093bc2e5cd8eeda909794db51edb3bf3f23f3 100644
--- a/app/assets/stylesheets/pages/notes.scss
+++ b/app/assets/stylesheets/pages/notes.scss
@@ -90,8 +90,13 @@ ul.notes {
 }
 
 // Diff code in discussion view
-.discussion-body .diff-file .line_content {
-  white-space: pre-wrap;
+.discussion-body .diff-file {
+  .diff-header > span {
+    margin-right: 10px;
+  }
+  .line_content {
+    white-space: pre-wrap;
+  }
 }
 
 .diff-file .notes_holder {