diff --git a/background.js b/background.js
index b00d997..3a3e3e7 100644
--- a/background.js
+++ b/background.js
@@ -30,10 +30,18 @@ const fetchPath = (pathname) => (url) => {
  * @returns {number} Tab number.
  */
 const setIcon = (tabId) => (path) => {
-  api.action.setIcon({
-    path: path,
-    tabId,
-  });
+  if (!api.pageAction) {
+    // Chrome doesn't support page actions
+    api.action.setIcon({
+      path: path,
+      tabId,
+    });
+  } else {
+    api.pageAction.setIcon({
+      path: path,
+      tabId,
+    });
+  }
   return tabId;
 };
 
diff --git a/manifest/manifest_chrome.json b/manifest/manifest_chrome.json
index c399497..7e4d347 100644
--- a/manifest/manifest_chrome.json
+++ b/manifest/manifest_chrome.json
@@ -1,7 +1,15 @@
 {
+  "author": {
+    "email": "janchristoph.ebersbach@gmail.com"
+  },
   "background": {
     "service_worker": "background.js",
     "type": "module"
   },
-  "minimum_chrome_version": "92"
+  "minimum_chrome_version": "92",
+  "action": {
+    "default_title": "identinet Decentralized Identity Information",
+    "default_popup": "index.html",
+    "default_icon": "icons/favicon_48.png"
+  }
 }
diff --git a/manifest/manifest_firefox.json b/manifest/manifest_firefox.json
index dc05b04..ee7db96 100644
--- a/manifest/manifest_firefox.json
+++ b/manifest/manifest_firefox.json
@@ -7,5 +7,14 @@
       "id": "extension@identinet.io",
       "strict_min_version": "109.0"
     }
+  },
+  "page_action": {
+    "default_title": "identinet Decentralized Identity Information",
+    "default_popup": "index.html",
+    "default_icon": {
+      "19": "icons/favicon_19.png",
+      "38": "icons/favicon_38.png"
+    },
+    "show_matches": ["https://*/*"]
   }
 }
diff --git a/manifest/manifest_shared.json b/manifest/manifest_shared.json
index 26cdf71..7836778 100644
--- a/manifest/manifest_shared.json
+++ b/manifest/manifest_shared.json
@@ -11,11 +11,6 @@
     "96": "icons/favicon_96.png",
     "128": "icons/favicon_128.png"
   },
-  "action": {
-    "default_title": "identinet Decentralized Identity Information",
-    "default_popup": "index.html",
-    "default_icon": "icons/favicon_48.png"
-  },
   "permissions": [
     "activeTab",
     "tabs",
diff --git a/public/icons/favicon_19.png b/public/icons/favicon_19.png
new file mode 100644
index 0000000..35dbeca
Binary files /dev/null and b/public/icons/favicon_19.png differ
diff --git a/public/icons/favicon_38.png b/public/icons/favicon_38.png
new file mode 100644
index 0000000..9d86642
Binary files /dev/null and b/public/icons/favicon_38.png differ