diff --git a/manifest.json b/manifest.json
index 7acf55e..185d7fe 100644
--- a/manifest.json
+++ b/manifest.json
@@ -4,19 +4,9 @@
   "version": "1.0",
   "permissions": ["storage", "tabs", "activeTab"],
   "action": {
-    "default_popup": "popup.html",
-    "default_icon": {
-      "16": "images/icon16.png",
-      "48": "images/icon48.png",
-      "128": "images/icon128.png"
-    }
+    "default_popup": "popup.html"
   },
   "background": {
     "service_worker": "background.js"
-  },
-  "icons": {
-    "16": "images/icon16.png",
-    "48": "images/icon48.png",
-    "128": "images/icon128.png"
   }
-}
\ No newline at end of file
+}