diff --git a/clusters/default/system-upgrade/system-upgrade-plan.yml b/clusters/default/system-upgrade/system-upgrade-plan.yml
index cbf64b5..e4b661d 100644
--- a/clusters/default/system-upgrade/system-upgrade-plan.yml
+++ b/clusters/default/system-upgrade/system-upgrade-plan.yml
@@ -16,7 +16,7 @@ spec:
   serviceAccountName: system-upgrade
   upgrade:
     image: rancher/k3s-upgrade
-  channel: https://update.k3s.io/v1-release/channels/stable
+  channel: https://update.k3s.io/v1-release/channels/v1.33
 ---
 # Agent plan
 apiVersion: upgrade.cattle.io/v1
@@ -39,4 +39,4 @@ spec:
   serviceAccountName: system-upgrade
   upgrade:
     image: rancher/k3s-upgrade
-  channel: https://update.k3s.io/v1-release/channels/stable
+  channel: https://update.k3s.io/v1-release/channels/v1.33