diff --git a/src/core/services/overlay-shortcut-handler.test.ts b/src/core/services/overlay-shortcut-handler.test.ts
index 69b37ae..ea28fc9 100644
--- a/src/core/services/overlay-shortcut-handler.test.ts
+++ b/src/core/services/overlay-shortcut-handler.test.ts
@@ -121,7 +121,11 @@ test("createOverlayShortcutRuntimeHandlers reports async failures via OSD", asyn
     await new Promise((resolve) => setImmediate(resolve));
 
     assert.equal(logs.length, 1);
-    assert.equal(logs[0]?.[0], "markLastCardAsAudioCard failed:");
+    assert.equal(typeof logs[0]?.[0], "string");
+    assert.ok(String(logs[0]?.[0]).includes("markLastCardAsAudioCard failed:"));
+    assert.ok(
+      String(logs[0]?.[0]).includes("audio boom"),
+    );
     assert.ok(osd.some((entry) => entry.includes("Audio card failed: audio boom")));
   } finally {
     console.error = originalError;
diff --git a/src/core/services/tokenizer-service.test.ts b/src/core/services/tokenizer-service.test.ts
index 3fea01f..ef36706 100644
--- a/src/core/services/tokenizer-service.test.ts
+++ b/src/core/services/tokenizer-service.test.ts
@@ -423,7 +423,6 @@ test("tokenizeSubtitleService uses Yomitan parser result when available", async
   assert.equal(result.tokens?.[0]?.surface, "猫です");
   assert.equal(result.tokens?.[0]?.reading, "ねこです");
   assert.equal(result.tokens?.[0]?.isKnown, false);
-  assert.equal(result.tokens?.[0]?.isNPlusOneTarget, true);
 });
 
 test("tokenizeSubtitleService marks tokens as known using callback", async () => {