diff --git a/charts/postgres-cluster/Chart.yaml b/charts/postgres-cluster/Chart.yaml
index 584f098..c531109 100644
--- a/charts/postgres-cluster/Chart.yaml
+++ b/charts/postgres-cluster/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v2
 name: postgres-cluster
-version: 3.2.0
+version: 3.3.0
 description: Chart for cloudnative-pg cluster
 keywords:
   - database
diff --git a/charts/postgres-cluster/templates/_bootstrap.tpl b/charts/postgres-cluster/templates/_bootstrap.tpl
index 650ca27..7511b2e 100644
--- a/charts/postgres-cluster/templates/_bootstrap.tpl
+++ b/charts/postgres-cluster/templates/_bootstrap.tpl
@@ -20,6 +20,9 @@ bootstrap:
       {{- range .postInitApplicationSQL }}
       {{- printf "- %s" . | nindent 6 }}
       {{- end }}
+      {{- end }}
+    postInitSQL:
+      {{- with .Values.cluster.initdb }}
       {{- range .postInitSQL }}
       {{- printf "- %s" . | nindent 6 }}
       {{- end }}