diff --git a/apps/desktop/src/app/chat/composer/enter-submit-dom-race.test.tsx b/apps/desktop/src/app/chat/composer/enter-submit-dom-race.test.tsx
index 921ec485ae37..368d66832d70 100644
--- a/apps/desktop/src/app/chat/composer/enter-submit-dom-race.test.tsx
+++ b/apps/desktop/src/app/chat/composer/enter-submit-dom-race.test.tsx
@@ -73,6 +73,7 @@ function Harness({
     if (busy) {
       if (payloadPresent) {
         onQueue(text)
+        onCancel()
       } else {
         onCancel()
       }
@@ -142,7 +143,7 @@ describe('composer Enter submit — live DOM vs stale composer state (#39630)',
     expect(onSubmit).toHaveBeenCalledWith('hello world')
   })
 
-  it('queues a fast-typed message while busy instead of draining the queue or cancelling', async () => {
+  it('queues a fast-typed message while busy and interrupts the running turn', async () => {
     const onQueue = vi.fn()
     const onDrain = vi.fn()
     const onCancel = vi.fn()
@@ -158,7 +159,7 @@ describe('composer Enter submit — live DOM vs stale composer state (#39630)',
 
     expect(onQueue).toHaveBeenCalledWith('urgent follow-up')
     expect(onDrain).not.toHaveBeenCalled()
-    expect(onCancel).not.toHaveBeenCalled()
+    expect(onCancel).toHaveBeenCalledTimes(1)
   })
 
   it('treats an empty Enter while busy as a no-op (never an accidental Stop)', async () => {
diff --git a/apps/desktop/src/app/chat/composer/index.tsx b/apps/desktop/src/app/chat/composer/index.tsx
index 4010f2f783e2..2b7d9dce6d08 100644
--- a/apps/desktop/src/app/chat/composer/index.tsx
+++ b/apps/desktop/src/app/chat/composer/index.tsx
@@ -1144,8 +1144,8 @@ export function ChatBar({
         return
       }
 
-      // Empty Enter while busy is a no-op — interrupting is explicit (Stop/Esc),
-      // never a stray Enter after sending. With a payload, submitDraft queues it.
+      // Empty Enter while busy is a no-op — interrupting requires a payload
+      // or Esc/Stop. With a payload, submitDraft queues it and interrupts.
       // Gate on the live DOM payload (not the render-lagged composer state) so a
       // message typed fast / via IME while busy still reaches submitDraft() and
       // gets queued instead of being mistaken for an empty Enter.
@@ -1721,7 +1721,16 @@ export function ChatBar({
         clearDraft()
         dispatchSubmit(text)
       } else if (payloadPresent) {
+        // Queue the draft, then interrupt the running turn so the queued
+        // message drains immediately — instead of waiting for the current
+        // (potentially long) turn to finish while the user's correction
+        // sits ignored.  Mirrors sendQueuedNow's busy-path: queue → onCancel()
+        // → auto-drain on busy→false.  The CLI achieves the same via
+        // busy_input_mode: interrupt; the desktop app has no such knob, so
+        // we wire it directly here.
         queueCurrentDraft()
+        triggerHaptic('cancel')
+        void Promise.resolve(onCancel())
       } else {
         // Stop button (the only way to reach here while busy with an empty
         // composer — empty Enter is short-circuited in the keydown handler).