diff --git a/matched-firefox/manifest.json b/matched-firefox/manifest.json
index fd7a997..2595aae 100644
--- a/matched-firefox/manifest.json
+++ b/matched-firefox/manifest.json
@@ -77,5 +77,5 @@
        "tab_background_separator": [ 48, 48, 48 ]
      }
    },
-   "version": "5"
+   "version": "6"
 }