diff --git a/templates/base/base_panels.mako b/templates/base/base_panels.mako
index 54f17521839..c88183f89b9 100644
--- a/templates/base/base_panels.mako
+++ b/templates/base/base_panels.mako
@@ -52,7 +52,7 @@
 
     ${h.js(
         ## TODO: remove when all libs are required directly in modules
-        'libs/require'
+        'libs/require',
         'bundled/libs.chunk',
         'bundled/extended.bundled'
     )}