diff --git a/src/manifest.json b/src/manifest.json
index 2ee433e..03a01d1 100644
--- a/src/manifest.json
+++ b/src/manifest.json
@@ -8,7 +8,7 @@
       "strict_min_version": "59.0"
     }
   },
-  "version": "11.4.7",
+  "version": "11.4.8rc1",
   "description": "__MSG_Description__",
   "incognito": "spanning",
 
@@ -59,12 +59,12 @@
       "/nscl/common/iputil.js",
       "/nscl/service/DocStartInjection.js",
       "/nscl/service/LastListener.js",
-      "/nscl/service/TabCache.js",
       "ui/Prompts.js",
       "xss/XSS.js",
       "bg/ReportingCSP.js",
       "bg/deferWebTraffic.js",
       "bg/Defaults.js",
+      "bg/TabGuard.js",
       "bg/RequestGuard.js",
       "bg/Settings.js",
       "bg/main.js",