diff --git a/zookeeper/50pzoo.yml b/zookeeper/50pzoo.yml
index 7fd373c4..165135c4 100644
--- a/zookeeper/50pzoo.yml
+++ b/zookeeper/50pzoo.yml
@@ -6,6 +6,8 @@ metadata:
 spec:
   serviceName: "pzoo"
   replicas: 3
+  updateStrategy:
+    type: RollingUpdate
   template:
     metadata:
       labels:
diff --git a/zookeeper/51zoo.yml b/zookeeper/51zoo.yml
index f5d1f91e..b71e89f2 100644
--- a/zookeeper/51zoo.yml
+++ b/zookeeper/51zoo.yml
@@ -6,6 +6,8 @@ metadata:
 spec:
   serviceName: "zoo"
   replicas: 2
+  updateStrategy:
+    type: RollingUpdate
   template:
     metadata:
       labels: