diff --git a/src/manifests/chrome.json b/src/manifests/chrome.json
index b98268e..97704f7 100644
--- a/src/manifests/chrome.json
+++ b/src/manifests/chrome.json
@@ -26,5 +26,5 @@
     "page": "options.html"
   },
   "permissions": ["alarms", "tabs", "storage", "idle"],
-  "version": "3.0.3"
+  "version": "3.0.4"
 }
diff --git a/src/manifests/firefox.json b/src/manifests/firefox.json
index 4bfea21..6c65d90 100644
--- a/src/manifests/firefox.json
+++ b/src/manifests/firefox.json
@@ -39,5 +39,5 @@
     "storage",
     "idle"
   ],
-  "version": "3.0.3"
+  "version": "3.0.4"
 }
diff --git a/src/utils/changeExtensionState.ts b/src/utils/changeExtensionState.ts
index 90a2a30..cc40397 100644
--- a/src/utils/changeExtensionState.ts
+++ b/src/utils/changeExtensionState.ts
@@ -1,3 +1,4 @@
+import browser from 'webextension-polyfill';
 import config, { ApiStates } from '../config/config';
 import changeExtensionIcon from './changeExtensionIcon';
 import changeExtensionTooltip from './changeExtensionTooltip';