diff --git a/airflow-core/src/airflow/ui/src/layouts/Details/Graph/Graph.test.tsx b/airflow-core/src/airflow/ui/src/layouts/Details/Graph/Graph.test.tsx
index 8fa32dcc2c835..da463360e9683 100644
--- a/airflow-core/src/airflow/ui/src/layouts/Details/Graph/Graph.test.tsx
+++ b/airflow-core/src/airflow/ui/src/layouts/Details/Graph/Graph.test.tsx
@@ -25,6 +25,10 @@ import { Wrapper } from "src/utils/Wrapper";
 
 import { Graph } from "./Graph";
 
+// testsSetup.ts globally mocks Graph to null so full-page tests don't need to
+// stub ELK layout data. Unmock it here so we test the real component.
+vi.unmock("src/layouts/Details/Graph/Graph");
+
 let mockParams: Record<string, string> = { dagId: "test_dag" };
 
 vi.mock("react-router-dom", async () => {