diff --git a/helmfile/apps/nubus/values-nubus.yaml.gotmpl b/helmfile/apps/nubus/values-nubus.yaml.gotmpl
index 1738128b..90246e4f 100644
--- a/helmfile/apps/nubus/values-nubus.yaml.gotmpl
+++ b/helmfile/apps/nubus/values-nubus.yaml.gotmpl
@@ -79,7 +79,7 @@ nubusKeycloakExtensions:
   postgresql:
     connection:
       host: {{ .Values.databases.keycloakExtension.host | quote }}
-      port: {{ .Values.databases.keycloakExtension.port }}
+      port: {{ .Values.databases.keycloakExtension.port | quote }}
     auth:
       database: {{ .Values.databases.keycloakExtension.name | quote }}
       username: {{ .Values.databases.keycloakExtension.username | quote }}