diff --git a/packages/testing/playwright/pages/NodeDetailsViewPage.ts b/packages/testing/playwright/pages/NodeDetailsViewPage.ts
index 71a7c739089..99538af6b23 100644
--- a/packages/testing/playwright/pages/NodeDetailsViewPage.ts
+++ b/packages/testing/playwright/pages/NodeDetailsViewPage.ts
@@ -1013,7 +1013,7 @@ export class NodeDetailsViewPage extends BasePage {
 		await this.activateParameterExpressionEditor(fieldName);
 		const editor = this.getInlineExpressionEditorInput(fieldName);
 		await editor.click();
-		await this.page.keyboard.type(invalidExpression ?? '{{ invalid_expression');
+		await this.page.keyboard.type(invalidExpression ?? '{{ =()');
 	}
 
 	/**
diff --git a/packages/testing/playwright/tests/ui/26-resource-locator.spec.ts b/packages/testing/playwright/tests/ui/26-resource-locator.spec.ts
index 7701430f22b..e8f044a32b6 100644
--- a/packages/testing/playwright/tests/ui/26-resource-locator.spec.ts
+++ b/packages/testing/playwright/tests/ui/26-resource-locator.spec.ts
@@ -107,8 +107,7 @@ test.describe('Resource Locator', () => {
 	});
 
 	// unlike RMC and remote options, RLC does not support loadOptionDependsOn
-	// NODE-3720
-	test.skip('should retrieve list options when other params throw errors', async ({ n8n }) => {
+	test('should retrieve list options when other params throw errors', async ({ n8n }) => {
 		await n8n.canvas.addNode(E2E_TEST_NODE_NAME, { closeNDV: false, action: 'Resource Locator' });
 
 		await n8n.ndv.getResourceLocatorInput('rlc').click();
@@ -122,6 +121,9 @@ test.describe('Resource Locator', () => {
 
 		await n8n.ndv.getInputPanel().click(); // remove focus from input, hide expression preview
 
+		// wait for the expression to be evaluated and show the error
+		await expect(n8n.ndv.getParameterInputHint()).toContainText('ERROR');
+
 		await n8n.ndv.getResourceLocatorInput('rlc').click();
 
 		await expect(n8n.page.getByTestId('rlc-item').first()).toBeVisible();