diff --git a/extensions/matrix/src/matrix/send-queue.test.ts b/extensions/matrix/src/matrix/send-queue.test.ts
index bc90c5f50..aa4765eaa 100644
--- a/extensions/matrix/src/matrix/send-queue.test.ts
+++ b/extensions/matrix/src/matrix/send-queue.test.ts
@@ -79,8 +79,11 @@ describe("enqueueSend", () => {
     await vi.advanceTimersByTimeAsync(DEFAULT_SEND_GAP_MS);
     const firstResult = await first;
     expect(firstResult.ok).toBe(false);
+    if (firstResult.ok) {
+      throw new Error("expected first queue item to fail");
+    }
     expect(firstResult.error).toBeInstanceOf(Error);
-    expect((firstResult.error as Error).message).toBe("boom");
+    expect(firstResult.error.message).toBe("boom");
 
     const second = enqueueSend("!room:example.org", async () => "ok");
     await vi.advanceTimersByTimeAsync(DEFAULT_SEND_GAP_MS);
@@ -110,6 +113,9 @@ describe("enqueueSend", () => {
     gate.resolve();
     const firstResult = await first;
     expect(firstResult.ok).toBe(false);
+    if (firstResult.ok) {
+      throw new Error("expected head queue item to fail");
+    }
     expect(firstResult.error).toBeInstanceOf(Error);
 
     await vi.advanceTimersByTimeAsync(DEFAULT_SEND_GAP_MS);
diff --git a/src/auto-reply/reply/followup-runner.test.ts b/src/auto-reply/reply/followup-runner.test.ts
index a9d4249e5..7627c79a5 100644
--- a/src/auto-reply/reply/followup-runner.test.ts
+++ b/src/auto-reply/reply/followup-runner.test.ts
@@ -64,7 +64,7 @@ const baseQueuedRun = (messageProvider = "whatsapp"): FollowupRun =>
   }) as FollowupRun;
 
 function createQueuedRun(
-  overrides: Partial<FollowupRun> & { run?: Partial<FollowupRun["run"]> } = {},
+  overrides: Partial<Omit<FollowupRun, "run">> & { run?: Partial<FollowupRun["run"]> } = {},
 ): FollowupRun {
   const base = baseQueuedRun();
   return {