diff --git a/css/selectors/only-child.json b/css/selectors/only-child.json
index 0f21c50b9db296..45f4de32d1381b 100644
--- a/css/selectors/only-child.json
+++ b/css/selectors/only-child.json
@@ -65,7 +65,7 @@
               "opera": "mirror",
               "opera_android": "mirror",
               "safari": {
-                "version_added": false
+                "version_added": "17"
               },
               "safari_ios": "mirror",
               "samsunginternet_android": "mirror",