diff --git a/charts/topolvm/Chart.yaml b/charts/topolvm/Chart.yaml
index 8506f18..24774c0 100755
--- a/charts/topolvm/Chart.yaml
+++ b/charts/topolvm/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: 0.7.0
 description: Topolvm
 name: topolvm
-version: 1.2.1
+version: 1.2.2
 home: https://github.com/topolvm/topolvm
 sources:
   - https://github.com/topolvm/helm/tree/master/charts/topolvm
diff --git a/charts/topolvm/templates/mutatingwebhooks.yaml b/charts/topolvm/templates/mutatingwebhooks.yaml
index b291c62..5980044 100644
--- a/charts/topolvm/templates/mutatingwebhooks.yaml
+++ b/charts/topolvm/templates/mutatingwebhooks.yaml
@@ -25,6 +25,7 @@ webhooks:
         apiGroups: [""]
         apiVersions: ["v1"]
         resources: ["pods"]
+    sideEffects: None
   - name: pvc-hook.topolvm.cybozu.com
     namespaceSelector:
       matchExpressions:
@@ -42,3 +43,4 @@ webhooks:
         apiGroups: [""]
         apiVersions: ["v1"]
         resources: ["persistentvolumeclaims"]
+    sideEffects: None