diff --git a/lms/envs/common.py b/lms/envs/common.py
index dd6feb1d0b..f4413c5d85 100644
--- a/lms/envs/common.py
+++ b/lms/envs/common.py
@@ -751,8 +751,8 @@ main_vendor_js = [
     'js/vendor/ova/jquery-Watch.js',
     'js/vendor/ova/ova.js',
     'js/vendor/ova/catch/js/catch.js',
-    'js/vendor/ova/catch/js/handlebars-1.1.2.js'
-    'js/vendor/URI.min.js'
+    'js/vendor/ova/catch/js/handlebars-1.1.2.js',
+    'js/vendor/URI.min.js',
 ]
 
 discussion_js = sorted(rooted_glob(COMMON_ROOT / 'static', 'coffee/src/discussion/**/*.js'))