diff --git a/api/Element.json b/api/Element.json
index ea8f9012b2fdad..9b2b298b840394 100644
--- a/api/Element.json
+++ b/api/Element.json
@@ -9076,9 +9076,11 @@
               },
               "edge": "mirror",
               "firefox": {
+                "version_added": "152"
+              },
+              "firefox_android": {
                 "version_added": false
               },
-              "firefox_android": "mirror",
               "oculus": "mirror",
               "opera": "mirror",
               "opera_android": "mirror",