diff --git a/apps/suspend_timer.cpp b/apps/suspend_timer.cpp
index 942620a41..4984be1cf 100644
--- a/apps/suspend_timer.cpp
+++ b/apps/suspend_timer.cpp
@@ -8,7 +8,9 @@ SuspendTimer::SuspendTimer(AppsContainer * container) :
 }
 
 bool SuspendTimer::fire() {
+  /* We could just call m_container->suspend(), but we want to notify all
+   * responders in the responder chain that the calculator will be switched off,
+   * so we use an event to switch off the calculator. */
   m_container->dispatchEvent(Ion::Events::OnOff);
-  m_container->suspend();
   return false;
 }