diff --git a/components/TimerWidget.tsx b/components/TimerWidget.tsx
index d78ce2a..b911d67 100644
--- a/components/TimerWidget.tsx
+++ b/components/TimerWidget.tsx
@@ -120,21 +120,27 @@ export default function TimerWidget() {
   }, [timers, tick])
 
   const dismissTimer = async (id: string) => {
+    firedRef.current.delete(id)
+    setFiredIds(new Set(firedRef.current))
+    setTimers(ts => ts.filter(t => t.id !== id))
     try {
-      firedRef.current.delete(id)
-      setFiredIds(new Set(firedRef.current))
-      // We use POST with bearer — but widget runs with cookie auth.
-      // Cancel endpoint only accepts bearer; for user-dismissal we use DELETE-style via... hmm.
-      // For simplicity, tell server to cancel via a plain GET-less POST flow — skip server call here.
-      // (The timer will be cleaned up on next listActive when expired >30min ago.)
-      setTimers(ts => ts.filter(t => t.id !== id))
+      // Fire-and-forget server cancel. API теперь принимает cookie auth, так что
+      // браузерный запрос проходит middleware.
+      await fetch('/api/voice/timer', {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({ action: 'cancel', id }),
+        credentials: 'include',
+      })
     } catch {}
   }
 
   const now = Date.now()
   const active = timers.filter(t => {
     const remain = new Date(t.endsAt).getTime() - now
-    return remain > -30 * 60 * 1000 // keep expired ones visible for 30 min max
+    // Keep expired for only 30 sec — иначе при перезагрузке давно прошедший
+    // таймер снова начнёт трезвонить.
+    return remain > -30 * 1000
   })
 
   if (active.length === 0) return null
diff --git a/lib/timers.ts b/lib/timers.ts
index 6392315..fe29f6e 100644
--- a/lib/timers.ts
+++ b/lib/timers.ts
@@ -28,8 +28,10 @@ function save(list: Timer[]) {
 }
 
 function cleanup(list: Timer[]): Timer[] {
-  // Drop items expired more than 30 min ago
-  const cutoff = Date.now() - 30 * 60 * 1000
+  // Drop items expired more than 30 seconds ago. Достаточно чтобы показать
+  // «звенит» при активной странице, но не воскрешать alarm после перезагрузки
+  // через час.
+  const cutoff = Date.now() - 30 * 1000
   return list.filter(t => new Date(t.endsAt).getTime() > cutoff)
 }