diff --git a/app/vendor.babel/firefox/manifest.json b/app/vendor.babel/firefox/manifest.json
index 5a457714..a4941558 100644
--- a/app/vendor.babel/firefox/manifest.json
+++ b/app/vendor.babel/firefox/manifest.json
@@ -11,7 +11,7 @@
   "applications": {
     "gecko": {
       "id": "firefox_nuxeodevtools@nuxeo.com",
-      "strict_min_version": "45.0"
+      "strict_min_version": "48.0"
     }
   },
   "background": {