diff --git a/bending-light_en.html b/bending-light_en.html
index 85ada71b..2f994c2b 100644
--- a/bending-light_en.html
+++ b/bending-light_en.html
@@ -98,7 +98,7 @@
     '../sherpa/lib/base64-js-1.2.0.js',
     '../sherpa/lib/TextEncoderLite-3c9f6f0.js',
     '../tandem/js/PhetioIDUtils.js',
-    '../perennial-alias/js/dual/SimVersion.js',
+    '../perennial-alias/js/common/SimVersion.js',
     '../sherpa/lib/Tween-r12.js'
   ];