diff --git a/packages/react-devtools-extensions/chrome/manifest.json b/packages/react-devtools-extensions/chrome/manifest.json
index 8e631995c6b4b..75c607f476b24 100644
--- a/packages/react-devtools-extensions/chrome/manifest.json
+++ b/packages/react-devtools-extensions/chrome/manifest.json
@@ -5,7 +5,7 @@
   "version": "4.10.1",
   "version_name": "4.10.1",
 
-  "minimum_chrome_version": "49",
+  "minimum_chrome_version": "60",
 
   "icons": {
     "16": "icons/16-production.png",
diff --git a/packages/react-devtools-extensions/edge/manifest.json b/packages/react-devtools-extensions/edge/manifest.json
index 06b0d892391cc..eda8fea3795bf 100644
--- a/packages/react-devtools-extensions/edge/manifest.json
+++ b/packages/react-devtools-extensions/edge/manifest.json
@@ -5,7 +5,7 @@
   "version": "4.10.1",
   "version_name": "4.10.1",
 
-  "minimum_chrome_version": "49",
+  "minimum_chrome_version": "60",
 
   "icons": {
     "16": "icons/16-production.png",
diff --git a/packages/react-devtools-extensions/firefox/manifest.json b/packages/react-devtools-extensions/firefox/manifest.json
index 0a4631baf5799..9fd9a7b614bbc 100644
--- a/packages/react-devtools-extensions/firefox/manifest.json
+++ b/packages/react-devtools-extensions/firefox/manifest.json
@@ -7,7 +7,7 @@
   "applications": {
     "gecko": {
       "id": "@react-devtools",
-      "strict_min_version": "54.0"
+      "strict_min_version": "55.0"
     }
   },