diff --git a/app/manifest/v2/chrome.json b/app/manifest/v2/chrome.json
index e712ae526ceb..a152130d89b2 100644
--- a/app/manifest/v2/chrome.json
+++ b/app/manifest/v2/chrome.json
@@ -4,5 +4,5 @@
     "matches": ["https://metamask.io/*"],
     "ids": ["*"]
   },
-  "minimum_chrome_version": "66"
+  "minimum_chrome_version": "80"
 }
diff --git a/app/manifest/v2/firefox.json b/app/manifest/v2/firefox.json
index 930e1e758d07..d50b26a27ff8 100644
--- a/app/manifest/v2/firefox.json
+++ b/app/manifest/v2/firefox.json
@@ -2,7 +2,7 @@
   "applications": {
     "gecko": {
       "id": "webextension@metamask.io",
-      "strict_min_version": "68.0"
+      "strict_min_version": "78.0"
     }
   }
 }
diff --git a/babel.config.js b/babel.config.js
index c7bbde0ba724..a89ae08c47e5 100644
--- a/babel.config.js
+++ b/babel.config.js
@@ -5,7 +5,7 @@ module.exports = function (api) {
       strictMode: true,
     },
     targets: {
-      browsers: ['chrome >= 66', 'firefox >= 68'],
+      browsers: ['chrome >= 80', 'firefox >= 78'],
     },
     presets: [
       '@babel/preset-typescript',