diff --git a/manifests/tap-toolkit-starter.tanzu.japan.com/1.7.1/values.yaml b/manifests/tap-toolkit-starter.tanzu.japan.com/1.7.1/values.yaml
index 4405105..5057f71 100644
--- a/manifests/tap-toolkit-starter.tanzu.japan.com/1.7.1/values.yaml
+++ b/manifests/tap-toolkit-starter.tanzu.japan.com/1.7.1/values.yaml
@@ -30,7 +30,7 @@ postgres:
     #@schema/desc "install version"
     version: 1.9.0
     #@schema/desc "operator version"
-    operator_version: 2.2.1
+    operator_version: 2.1.0
   #@schema/desc "instance count"
   count: 1
   #@schema/desc "storage class"
diff --git a/packages/tap-toolkit-starter.tanzu.japan.com/1.7.1.yaml b/packages/tap-toolkit-starter.tanzu.japan.com/1.7.1.yaml
index 4b2b5a6..cde5743 100644
--- a/packages/tap-toolkit-starter.tanzu.japan.com/1.7.1.yaml
+++ b/packages/tap-toolkit-starter.tanzu.japan.com/1.7.1.yaml
@@ -72,7 +72,7 @@ spec:
                 operator_version:
                   type: string
                   description: operator version
-                  default: 2.2.1
+                  default: 2.1.0
             count:
               type: integer
               description: instance count