diff --git a/src/modules/pages/maintain/forms/components/form.jdbc.ts b/src/modules/pages/maintain/forms/components/form.jdbc.ts
index ac73ada..5ebfaaa 100644
--- a/src/modules/pages/maintain/forms/components/form.jdbc.ts
+++ b/src/modules/pages/maintain/forms/components/form.jdbc.ts
@@ -174,6 +174,8 @@ export class FormJdbc extends BI.Widget {
                         allowBlank: true,
                         value: port,
                         watermark: BI.i18nText('Dec-Dcm_Connection_Form_Database_Port'),
+                        errorText: BI.i18nText('Dec-Dcm_Connection_Check_Integer'),
+                        validationChecker: (value: string) => this.checkInteger(value),
                         ref: (_ref: any) => {
                             this.form.port = _ref;
                         },