diff --git a/src/agents/bash-tools.exec.background-abort.test.ts b/src/agents/bash-tools.exec.background-abort.test.ts
index a13dc2237..5914541bb 100644
--- a/src/agents/bash-tools.exec.background-abort.test.ts
+++ b/src/agents/bash-tools.exec.background-abort.test.ts
@@ -63,7 +63,7 @@ test("background exec still times out after tool signal abort", async () => {
   abortController.abort();
 
   let finished = getFinishedSession(sessionId);
-  const deadline = Date.now() + 2000;
+  const deadline = Date.now() + (process.platform === "win32" ? 10_000 : 2_000);
   while (!finished && Date.now() < deadline) {
     await sleep(20);
     finished = getFinishedSession(sessionId);
@@ -72,6 +72,7 @@ test("background exec still times out after tool signal abort", async () => {
   const running = getSession(sessionId);
 
   try {
+    expect(finished).toBeTruthy();
     expect(finished?.status).toBe("failed");
   } finally {
     const pid = running?.pid;
@@ -121,7 +122,7 @@ test("yielded background exec still times out", async () => {
   const sessionId = (result.details as { sessionId: string }).sessionId;
 
   let finished = getFinishedSession(sessionId);
-  const deadline = Date.now() + 2000;
+  const deadline = Date.now() + (process.platform === "win32" ? 10_000 : 2_000);
   while (!finished && Date.now() < deadline) {
     await sleep(20);
     finished = getFinishedSession(sessionId);
@@ -130,6 +131,7 @@ test("yielded background exec still times out", async () => {
   const running = getSession(sessionId);
 
   try {
+    expect(finished).toBeTruthy();
     expect(finished?.status).toBe("failed");
   } finally {
     const pid = running?.pid;