diff --git a/monitor/fan.cpp b/monitor/fan.cpp
index 228ecd3..96db76c 100644
--- a/monitor/fan.cpp
+++ b/monitor/fan.cpp
@@ -112,7 +112,7 @@
     {
         if (sensor.functional() && !running)
         {
-            sensor.startTimer();
+            sensor.startTimer(TimerMode::nonfunc);
         }
     }
     else