diff --git a/platform/firefox/manifest.json b/platform/firefox/manifest.json
index 960be2c..130bc20 100644
--- a/platform/firefox/manifest.json
+++ b/platform/firefox/manifest.json
@@ -1,28 +1,27 @@
 {
-    "manifest_version": 2,
+    "manifest_version": 3,
     "name": "FMHY SafeGuard",
     "author": "Kenneth Hendricks & contributors",
-    "version": "1.0.8",
+    "version": "1.0.9",
     "icons": {
         "128": "res/ext_icon_144.png"
     },
-    "page_action": {
+    "action": {
       "default_icon": {
         "128": "res/ext_icon_144.png"
       },
       "default_popup": "pub/index.html"
     },
     "permissions": [
-        "activeTab",
-        "<all_urls>"
+        "tabs"
     ],
     "background": {
-        "scripts": ["js/background.js"],
-        "persistent": true
+        "scripts": ["js/background.js"]
     },
     "browser_specific_settings": {
         "gecko": {
             "id": "{5d554479-7cc4-487f-bd25-d8fc67a42602}"
         }
-    }
+    },
+    "description": "An extension that detects starred, safe, unsafe or potentially unsafe sites using the FMHY Filterlist."
 }