diff --git a/src/config.json b/src/config.json
index d7341f9e..1bb533b3 100644
--- a/src/config.json
+++ b/src/config.json
@@ -177,7 +177,7 @@
     },
     {
       "id": "1.21.5",
-      "dynamic": true,
+      "ref": "1.21.5",
       "name": "1.21.5",
       "pack_format": 62,
       "show": true