diff --git a/charts/postgres-cluster/Chart.yaml b/charts/postgres-cluster/Chart.yaml
index aae3335..c2212a0 100644
--- a/charts/postgres-cluster/Chart.yaml
+++ b/charts/postgres-cluster/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v2
 name: postgres-cluster
-version: 0.0.2
+version: 0.0.3
 description: Chart for cloudnative-pg cluster
 keywords:
   - database
diff --git a/charts/postgres-cluster/values.yaml b/charts/postgres-cluster/values.yaml
index 24f28c5..1c15f45 100644
--- a/charts/postgres-cluster/values.yaml
+++ b/charts/postgres-cluster/values.yaml
@@ -7,7 +7,7 @@ cluster:
     hot_standby_feedback: "on"
   resources:
     requests:
-      memory: 128Mi
+      memory: 512Mi
       cpu: 100m
     limits:
       memory: 2Gi