diff --git a/apps/server/src/orchestration/Layers/CheckpointReactor.test.ts b/apps/server/src/orchestration/Layers/CheckpointReactor.test.ts
index 7ef6809af..3ee63aa99 100644
--- a/apps/server/src/orchestration/Layers/CheckpointReactor.test.ts
+++ b/apps/server/src/orchestration/Layers/CheckpointReactor.test.ts
@@ -845,7 +845,7 @@ describe("CheckpointReactor", () => {
     expect(thread.checkpoints[0]?.checkpointTurnCount).toBe(1);
     expect(harness.provider.rollbackConversation).toHaveBeenCalledTimes(1);
     expect(harness.provider.rollbackConversation).toHaveBeenCalledWith({
-      
+      threadId: ThreadId.makeUnsafe("thread-1"),
       numTurns: 1,
     });
     expect(fs.readFileSync(path.join(harness.cwd, "README.md"), "utf8")).toBe("v2\n");
@@ -918,7 +918,7 @@ describe("CheckpointReactor", () => {
     await waitForEvent(harness.engine, (event) => event.type === "thread.reverted");
     expect(harness.provider.rollbackConversation).toHaveBeenCalledTimes(1);
     expect(harness.provider.rollbackConversation).toHaveBeenCalledWith({
-      
+      threadId: ThreadId.makeUnsafe("thread-1"),
       numTurns: 1,
     });
   });
@@ -1008,11 +1008,11 @@ describe("CheckpointReactor", () => {
 
     expect(harness.provider.rollbackConversation).toHaveBeenCalledTimes(2);
     expect(harness.provider.rollbackConversation.mock.calls[0]?.[0]).toEqual({
-      
+      threadId: ThreadId.makeUnsafe("thread-1"),
       numTurns: 1,
     });
     expect(harness.provider.rollbackConversation.mock.calls[1]?.[0]).toEqual({
-      
+      threadId: ThreadId.makeUnsafe("thread-1"),
       numTurns: 1,
     });
   });