diff --git a/web/cypress/integration/route/import_export_route.spec.js b/web/cypress/integration/route/import_export_route.spec.js
index 7e841d7edb..17e3afc237 100644
--- a/web/cypress/integration/route/import_export_route.spec.js
+++ b/web/cypress/integration/route/import_export_route.spec.js
@@ -84,7 +84,7 @@ context('import and export routes', () => {
       // input nodes_0_host, click Next
       cy.get(selector.nodes_0_host).type(data[`upstream_node0_host_${i}`]);
       cy.get(selector.nodes_0_port).type(data.port);
-      cy.get(selector.nodes_0_weight).type(data.weight);
+      cy.get(selector.nodes_0_weight).clear().type(data.weight);
       cy.contains(actionBarUS['component.actionbar.button.nextStep']).click();
       // do not config plugins, click Next
       cy.contains(actionBarUS['component.actionbar.button.nextStep']).click();
diff --git a/web/src/components/Upstream/components/Nodes.tsx b/web/src/components/Upstream/components/Nodes.tsx
index 50fabd346a..4b95c5a5d5 100644
--- a/web/src/components/Upstream/components/Nodes.tsx
+++ b/web/src/components/Upstream/components/Nodes.tsx
@@ -95,6 +95,7 @@ const Component: React.FC<Props> = ({ readonly }) => {
                         message: formatMessage({ id: 'page.upstream.step.input.weight' }),
                       },
                     ]}
+                    initialValue={1}
                   >
                     <InputNumber
                       placeholder={formatMessage({ id: 'page.upstream.step.weight' })}