diff --git a/app/assets/javascripts/main.js b/app/assets/javascripts/main.js
index d908452399cb147c0e32cf96a751288e098aa48f..08e326cba9c3f01787881dfe4ac6ce9baa8929c8 100644
--- a/app/assets/javascripts/main.js
+++ b/app/assets/javascripts/main.js
@@ -69,8 +69,6 @@ import './project_import';
 import './projects_dropdown';
 import './projects_list';
 import './syntax_highlight';
-import './render_math';
-import './render_mermaid';
 import './render_gfm';
 import './right_sidebar';
 import './search';
diff --git a/app/assets/javascripts/render_gfm.js b/app/assets/javascripts/render_gfm.js
index bf6fc0ec30568e2e540e3fdf725daa1cec453e2d..cb935a6bea85805700756d931892496c18c5a39f 100644
--- a/app/assets/javascripts/render_gfm.js
+++ b/app/assets/javascripts/render_gfm.js
@@ -1,16 +1,15 @@
-/* eslint-disable func-names, space-before-function-paren, consistent-return, no-var, no-else-return, prefer-arrow-callback, max-len */
+import './render_math';
+import './render_mermaid';
 
 // Render Gitlab flavoured Markdown
 //
 // Delegates to syntax highlight and render math & mermaid diagrams.
 //
-(function() {
-  $.fn.renderGFM = function() {
-    this.find('.js-syntax-highlight').syntaxHighlight();
-    this.find('.js-render-math').renderMath();
-    this.find('.js-render-mermaid').renderMermaid();
-    return this;
-  };
+$.fn.renderGFM = function renderGFM() {
+  this.find('.js-syntax-highlight').syntaxHighlight();
+  this.find('.js-render-math').renderMath();
+  this.find('.js-render-mermaid').renderMermaid();
+  return this;
+};
 
-  $(() => $('body').renderGFM());
-}).call(window);
+$(() => $('body').renderGFM());