diff --git a/examples/smoke-co-alarm-app/silabs/src/SmokeCoAlarmManager.cpp b/examples/smoke-co-alarm-app/silabs/src/SmokeCoAlarmManager.cpp
index fae3012877fb8a..178e5276803cfe 100644
--- a/examples/smoke-co-alarm-app/silabs/src/SmokeCoAlarmManager.cpp
+++ b/examples/smoke-co-alarm-app/silabs/src/SmokeCoAlarmManager.cpp
@@ -340,7 +340,7 @@ bool SmokeCoAlarmManager::StartHandleEventTrigger(uint64_t eventTrigger)
 {
     AlarmMgr().mHandleEventTrigger = true;
     AlarmMgr().mEventTrigger = eventTrigger;
-    AlarmMgr().StartTimer(2000);
+    AlarmMgr().StartTimer(1000);
 
     return true;
 }