diff --git a/web/src/pages/Monitor/Collect/CollectForm/PROCForm.tsx b/web/src/pages/Monitor/Collect/CollectForm/PROCForm.tsx
index 03473a5c..aae06e23 100644
--- a/web/src/pages/Monitor/Collect/CollectForm/PROCForm.tsx
+++ b/web/src/pages/Monitor/Collect/CollectForm/PROCForm.tsx
@@ -123,7 +123,7 @@ class CollectForm extends Component<Props & WrappedComponentProps> {
                 initialValue: service,
                 rules: [
                   { required: true },
-                  { pattern: /^[a-zA-Z0-9-]+$/, message: this.props.intl.formatMessage({ id: 'collect.proc.service.pattern.msg' }) },
+                  { pattern: /^[a-zA-Z0-9-_\.]+$/, message: this.props.intl.formatMessage({ id: 'collect.proc.service.pattern.msg' }) },
                 ],
               })}
               size="default"