diff --git a/firefox_webextension/manifest.json b/firefox_webextension/manifest.json
index 1c38a8b..95c7324 100644
--- a/firefox_webextension/manifest.json
+++ b/firefox_webextension/manifest.json
@@ -19,7 +19,7 @@
     ],
 
     "background": {
-	"persistent": false,
+	"persistent": true,
 	"scripts": ["background.js"]
     },