diff --git a/config/patches/node-pty@1.1.0.patch b/config/patches/node-pty@1.1.0.patch
index 31674490e56..f25c303b61f 100644
--- a/config/patches/node-pty@1.1.0.patch
+++ b/config/patches/node-pty@1.1.0.patch
@@ -367,7 +367,15 @@ index 7b4b9e1f990fbf95b51528bb56dc9717f5b87532..381d59e11bf158d269335c8231b407fc
  #endif
  
  /* NSIG - macro for highest signal + 1, should be defined */
-@@ -228,6 +267,9 @@ Napi::Value PtyGetProc(const Napi::CallbackInfo& info);
+@@ -169,6 +208,7 @@ void SetupExitCallback(Napi::Env env, Napi::Function cb, pid_t pid) {
+         }
+       }
+     }
++    close(kq);
+ #else
+     while (true) {
+       errno = 0;
+@@ -228,6 +268,9 @@ Napi::Value PtyGetProc(const Napi::CallbackInfo& info);
  static int
  pty_nonblock(int);
  
@@ -377,7 +385,7 @@ index 7b4b9e1f990fbf95b51528bb56dc9717f5b87532..381d59e11bf158d269335c8231b407fc
  #if defined(__APPLE__)
  static char *
  pty_getproc(int);
-@@ -237,13 +279,23 @@ pty_getproc(int, char *);
+@@ -237,13 +280,23 @@ pty_getproc(int, char *);
  #endif
  
  #if defined(__APPLE__) || defined(__OpenBSD__)
@@ -402,7 +410,7 @@ index 7b4b9e1f990fbf95b51528bb56dc9717f5b87532..381d59e11bf158d269335c8231b407fc
  #endif
  
  struct DelBuf {
-@@ -345,8 +397,8 @@ Napi::Value PtyFork(const Napi::CallbackInfo& info) {
+@@ -345,8 +398,8 @@ Napi::Value PtyFork(const Napi::CallbackInfo& info) {
    term->c_cc[VSTATUS] = 20;
    #endif
  
@@ -413,7 +421,7 @@ index 7b4b9e1f990fbf95b51528bb56dc9717f5b87532..381d59e11bf158d269335c8231b407fc
  
    // helperPath
    std::string helper_path = info[9].As<Napi::String>();
-@@ -367,14 +419,18 @@ Napi::Value PtyFork(const Napi::CallbackInfo& info) {
+@@ -367,14 +420,18 @@ Napi::Value PtyFork(const Napi::CallbackInfo& info) {
      argv[i + 3] = strdup(arg.c_str());
    }
  
@@ -436,7 +444,7 @@ index 7b4b9e1f990fbf95b51528bb56dc9717f5b87532..381d59e11bf158d269335c8231b407fc
  #else
    int argc = argv_.Length();
    int argl = argc + 2;
-@@ -445,6 +501,9 @@ Napi::Value PtyFork(const Napi::CallbackInfo& info) {
+@@ -445,6 +502,9 @@ Napi::Value PtyFork(const Napi::CallbackInfo& info) {
        if (pty_nonblock(master) == -1) {
          throw Napi::Error::New(napiEnv, "Could not set master fd to nonblocking.");
        }
@@ -446,7 +454,7 @@ index 7b4b9e1f990fbf95b51528bb56dc9717f5b87532..381d59e11bf158d269335c8231b407fc
    }
  #endif
  
-@@ -586,6 +645,23 @@ pty_nonblock(int fd) {
+@@ -586,6 +646,23 @@ pty_nonblock(int fd) {
    return fcntl(fd, F_SETFL, flags | O_NONBLOCK);
  }
  
@@ -470,7 +478,7 @@ index 7b4b9e1f990fbf95b51528bb56dc9717f5b87532..381d59e11bf158d269335c8231b407fc
  /**
   * pty_getproc
   * Taken from tmux.
-@@ -684,15 +760,73 @@ pty_getproc(int fd, char *tty) {
+@@ -684,15 +761,73 @@ pty_getproc(int fd, char *tty) {
  #endif
  
  #if defined(__APPLE__)
@@ -546,7 +554,7 @@ index 7b4b9e1f990fbf95b51528bb56dc9717f5b87532..381d59e11bf158d269335c8231b407fc
  
    for (; count < 3; count++) {
      low_fds[count] = posix_openpt(O_RDWR);
-@@ -706,84 +840,499 @@ pty_posix_spawn(char** argv, char** env,
+@@ -706,84 +841,499 @@ pty_posix_spawn(char** argv, char** env,
                POSIX_SPAWN_SETSID;
    *master = posix_openpt(O_RDWR);
    if (*master == -1) {
@@ -1070,7 +1078,7 @@ index 7b4b9e1f990fbf95b51528bb56dc9717f5b87532..381d59e11bf158d269335c8231b407fc
  /**
   * Init
   */
-@@ -793,6 +1342,11 @@ Napi::Object init(Napi::Env env, Napi::Object exports) {
+@@ -793,6 +1343,11 @@ Napi::Object init(Napi::Env env, Napi::Object exports) {
    exports.Set("open",    Napi::Function::New(env, PtyOpen));
    exports.Set("resize",  Napi::Function::New(env, PtyResize));
    exports.Set("process", Napi::Function::New(env, PtyGetProc));
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 90fa4a7fc1e..efa16c67e12 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -185,7 +185,7 @@ patchedDependencies:
   i18next-cli@1.74.2: 2ee32eef742615cd133e1a6940f027deb3723a8430bb7953bba3a6769b0aac47
   lint-staged@16.4.0: 7333b3837f80a7fbd045964db6d76ba4fc118e49134bdbabb00585b6b7b60673
   monaco-editor@0.55.1: 53b71f7d8a7c00b76ffdb73ce83d18e31692f193f5fafa6a390e48f5b3fdd636
-  node-pty@1.1.0: f81acb44ac52265a6053af59e60128471f4655de39e64f8c47c916e0dc8c9416
+  node-pty@1.1.0: 98dadd30788d9235a1a28c4596078918f5936bd92804ca529ab1958f1a0fc278
   oxlint-plugin-anti-slop@0.1.2: c10c871702365a0c2c59e9f1c5fb92df97cae5755d534c0a3d83c6368f6feafe
   pdfjs-dist@6.3.289: 424fde648e16c965ce45c55bdda49ecb3a4aa992c856900714c841c3f13f8415
   sprintf-js@1.1.3: 05316a8b01f155fe19a1e0cb4042c81d43d798a76755c407684e1199a18b1e08
@@ -234,7 +234,7 @@ importers:
         version: 3.3.1
       node-pty:
         specifier: ^1.1.0
-        version: 1.1.0(patch_hash=f81acb44ac52265a6053af59e60128471f4655de39e64f8c47c916e0dc8c9416)
+        version: 1.1.0(patch_hash=98dadd30788d9235a1a28c4596078918f5936bd92804ca529ab1958f1a0fc278)
       posthog-node:
         specifier: ^5.52.5
         version: 5.52.5
@@ -13756,7 +13756,7 @@ snapshots:
 
   node-int64@0.4.0: {}
 
-  node-pty@1.1.0(patch_hash=f81acb44ac52265a6053af59e60128471f4655de39e64f8c47c916e0dc8c9416):
+  node-pty@1.1.0(patch_hash=98dadd30788d9235a1a28c4596078918f5936bd92804ca529ab1958f1a0fc278):
     dependencies:
       node-addon-api: 7.1.1
 
diff --git a/src/main/daemon/node-pty-fd-leak.test.ts b/src/main/daemon/node-pty-fd-leak.test.ts
index 4bd0cc3eaf2..a1276219606 100644
--- a/src/main/daemon/node-pty-fd-leak.test.ts
+++ b/src/main/daemon/node-pty-fd-leak.test.ts
@@ -18,6 +18,12 @@ function currentOpenFdCount(): number {
     .filter((line) => line.trim().length > 0).length
 }
 
+function currentKqueueFdCount(): number {
+  return execFileSync('lsof', ['-p', String(process.pid)], { encoding: 'utf8' })
+    .split('\n')
+    .filter((line) => line.includes(' KQUEUE ')).length
+}
+
 function getExistingSpawnHelper(): string {
   const helperPath = getNodePtySpawnHelperCandidates().find((candidate) => existsSync(candidate))
   expect(helperPath).toBeTruthy()
@@ -42,6 +48,19 @@ async function spawnExitingPty(index: number): Promise<void> {
 const describeOnDarwin = process.platform === 'darwin' ? describe : describe.skip
 
 describeOnDarwin('node-pty macOS spawn fd handling', () => {
+  // Forty serial real shell launches need a 15-second budget.
+  it('releases the child-exit kqueue fd across repeated pty churn', async () => {
+    const before = currentKqueueFdCount()
+
+    for (let i = 0; i < 40; i++) {
+      await spawnExitingPty(i)
+    }
+
+    const after = currentKqueueFdCount()
+
+    expect(after - before).toBe(0)
+  }, 15000)
+
   it('does not leak revoked slave tty fds across exited pty spawns', async () => {
     const before = currentRevokedFdCount()