diff --git a/servers/legion/k8s/mudcraft/configmap.yaml b/servers/legion/k8s/mudcraft/configmap.yaml
index 2d2c67a..14c1b73 100644
--- a/servers/legion/k8s/mudcraft/configmap.yaml
+++ b/servers/legion/k8s/mudcraft/configmap.yaml
@@ -9,7 +9,7 @@ data:
   # These are injected as env vars — the entrypoint generates server.properties
   EULA: "TRUE"
   TYPE: "PURPUR"
-  VERSION: "1.21.4"
+  VERSION: "1.21.11"
   DIFFICULTY: "hard"
   MAX_PLAYERS: "40"
   VIEW_DISTANCE: "8"