diff --git a/icons/128x128.png b/icons/128x128.png
deleted file mode 100644
index 6af3d04..0000000
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diff --git a/icons/256x256.png b/icons/256x256.png
deleted file mode 100644
index 0261f97..0000000
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diff --git a/icons/32x32.png b/icons/32x32.png
deleted file mode 100644
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diff --git a/icons/512x512.png b/icons/512x512.png
deleted file mode 100644
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diff --git a/icons/64x64.png b/icons/64x64.png
deleted file mode 100644
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diff --git a/manifest.json b/manifest.json
index cabe5d8..db3aaef 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,39 +1,21 @@
 {
-
   "manifest_version": 2,
   "name": "ClearUrls",
-  "version": "1.0.5.5",
+  "version": "0.4",
   "author": "Kevin R., Arne S.",
-
   "description": "Remove tracking elements form urls.",
-
-  "icons": {
-    "32": "icons/32x32.png",
-    "64": "icons/64x64.png",
-    "128": "icons/128x128.png",
-    "256": "icons/256x256.png",
-    "512": "icons/512x512.png"
-  },
-
   "permissions": [
+    "*://*/*",
     "webRequest",
-    "<all_urls>",
     "webRequestBlocking"
   ],
-
   "background": {
     "scripts": ["clearurls.js"]
   },
-
-  "incognito": "spanning",
-
   "content_scripts": [
     {
       "matches": ["<all_urls>"],
-      "js": [
-          "default.js"
-      ]
+      "js": ["default.js"]
     }
   ]
-
 }
\ No newline at end of file