diff --git a/cms/templates/base.html b/cms/templates/base.html
index 9be2b92a01..6f87c4c5a9 100644
--- a/cms/templates/base.html
+++ b/cms/templates/base.html
@@ -77,7 +77,7 @@
             "utility": "js/src/utility",
             "accessibility": "js/src/accessibility_tools",
             "draggabilly": "js/vendor/draggabilly.pkgd",
-            "URI": "/js/vendor/URI.min",
+            "URI": "js/vendor/URI.min",
 
             // externally hosted files
             "tender": "//edxedge.tenderapp.com/tender_widget",