diff --git a/manifest.json b/manifest.json
index d1a3f6d..6394093 100644
--- a/manifest.json
+++ b/manifest.json
@@ -7,7 +7,7 @@
   "browser_specific_settings": {
     "gecko": {
       "id": "{5dc6dafa-584e-424a-bf90-1d1d8cfa3caa}",
-      "strict_min_version": "55.0"
+      "strict_min_version": "58.0"
     }
   },
   "icons": {