diff --git a/src/modules/pages/maintain/forms/components/form.jdbc.ts b/src/modules/pages/maintain/forms/components/form.jdbc.ts
index 8bc83cd..bd5590a 100644
--- a/src/modules/pages/maintain/forms/components/form.jdbc.ts
+++ b/src/modules/pages/maintain/forms/components/form.jdbc.ts
@@ -76,6 +76,7 @@ export class FormJdbc extends BI.Widget {
                         type: TextEditor,
                         width: 300,
                         value: connectionName,
+                        allowBlank: true,
                         ref: (_ref: any) => {
                             this.form.connectionName = _ref;
                         },