diff --git a/mycloud-services/templates/postgresql/release.yaml b/mycloud-services/templates/postgresql/release.yaml
index c46b109..184abac 100644
--- a/mycloud-services/templates/postgresql/release.yaml
+++ b/mycloud-services/templates/postgresql/release.yaml
@@ -44,5 +44,8 @@ spec:
         {{- if (eq $config.type "postgresql") }}
         {{ $database }}:
           owner: {{ $config.username | default $database }}
+          {{- with $config.additionalParams }}
+          additionalParams: {{ . | quote }}
+          {{- end }}
         {{- end }}
         {{- end }}
diff --git a/mycloud-services/values.yaml b/mycloud-services/values.yaml
index b1cd667..a902e2c 100644
--- a/mycloud-services/values.yaml
+++ b/mycloud-services/values.yaml
@@ -30,3 +30,5 @@ databases:
     username: example-password
     # -- if not set generated by .Values.commons.masterPassword and databasename
     password:
+    # -- additional params for databases
+    additionalParams: