diff --git a/lighthouse-extension/app/manifest.json b/lighthouse-extension/app/manifest.json
index b1509b5cf385..63f258c6a591 100644
--- a/lighthouse-extension/app/manifest.json
+++ b/lighthouse-extension/app/manifest.json
@@ -1,7 +1,7 @@
 {
   "name": "__MSG_appName__",
   "version": "2.10.1.3000",
-  "minimum_chrome_version": "56",
+  "minimum_chrome_version": "66",
   "manifest_version": 2,
   "description": "__MSG_appDescription__",
   "icons": {