diff --git a/frontend/src/features/player/PlayerModal.dom.test.tsx b/frontend/src/features/player/PlayerModal.dom.test.tsx
index 08bbb306..b34e895a 100644
--- a/frontend/src/features/player/PlayerModal.dom.test.tsx
+++ b/frontend/src/features/player/PlayerModal.dom.test.tsx
@@ -885,6 +885,8 @@ describe("PlayerModal — the side panel on a wide window", () => {
   });
 
   it("wide: a related video watched to its end is marked watched, and the queue stays put", async () => {
+    // Auto-advance on: an end of the queue's own item would step to B.
+    me = { related_enabled: true, preferences: { playerAutoAdvance: "next" } } as unknown as Me;
     const onState = vi.fn();
     const B = vid("B", 0);
     await playRel2(onState, [vid("A", 40), B]);