diff --git a/app/views/shared/_file_highlight.html.haml b/app/views/shared/_file_highlight.html.haml
index 7b1c624d76..57c3aff3e1 100644
--- a/app/views/shared/_file_highlight.html.haml
+++ b/app/views/shared/_file_highlight.html.haml
@@ -1,4 +1,4 @@
-.file-content.code.js-syntax-highlight
+.file-content.code.js-syntax-highlight{ class: user_color_scheme }
   .line-numbers
     - if blob.data.present?
       - blob.data.lines.each_index do |index|