diff --git a/package.json b/package.json
index 72c0af6..4b091b4 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
     "webext-dynamic-content-scripts": "^7.1.1",
     "webext-options-sync-per-domain": "^2.0.2",
     "webext-storage-cache": "^4.2.0",
-    "webextension-polyfill": "^0.7.0",
+    "webextension-polyfill": "^0.12.0",
     "zip-text-nodes": "^1.0.0"
   },
   "devDependencies": {