diff --git a/charts/kyuubi/values.yaml b/charts/kyuubi/values.yaml
index c02351103..e67be9eb8 100644
--- a/charts/kyuubi/values.yaml
+++ b/charts/kyuubi/values.yaml
@@ -39,7 +39,6 @@ revisionHistoryLimit: 10
 updateStrategy:
   type: RollingUpdate
   rollingUpdate:
-    maxUnavailable: 1
     partition: 0
 
 image: