diff --git a/charts/postgres-cluster/Chart.yaml b/charts/postgres-cluster/Chart.yaml
index c531109..309154f 100644
--- a/charts/postgres-cluster/Chart.yaml
+++ b/charts/postgres-cluster/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v2
 name: postgres-cluster
-version: 3.3.0
+version: 3.4.0
 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 7511b2e..925f6c9 100644
--- a/charts/postgres-cluster/templates/_bootstrap.tpl
+++ b/charts/postgres-cluster/templates/_bootstrap.tpl
@@ -21,12 +21,6 @@ bootstrap:
       {{- printf "- %s" . | nindent 6 }}
       {{- end }}
       {{- end }}
-    postInitSQL:
-      {{- with .Values.cluster.initdb }}
-      {{- range .postInitSQL }}
-      {{- printf "- %s" . | nindent 6 }}
-      {{- end }}
-      {{- end }}
 {{- else if eq .Values.mode "replica" }}
   initdb:
     import: