diff --git a/web/static/index.html b/web/static/index.html
index 0b93957..c6c3cdb 100644
--- a/web/static/index.html
+++ b/web/static/index.html
@@ -81,7 +81,7 @@
     <script src="/static/js/isotope_lines.js?v=2"></script>
     <script src="/static/js/spectrum.js?v=2"></script>
     <script src="/static/js/history.js?v=2"></script>
-    <script src="/static/js/background.js?v=2"></script>
+    <script src="/static/js/background.js?v=3"></script>
     <script src="/static/js/cps.js?v=2"></script>
     <script src="/static/js/app.js?v=2"></script>
 </body>