diff --git a/lib/treppe/treppe.cpp b/lib/treppe/treppe.cpp
index a79dbd3..2bfa2d5 100644
--- a/lib/treppe/treppe.cpp
+++ b/lib/treppe/treppe.cpp
@@ -283,6 +283,7 @@ void Treppe::set_idle_pwm(uint16_t new_idle_pwm)
   Serial.printf("Treppe: idle_pwm=%d\n", idle_pwm);
   berechne_dimmer();
   activate_idle_pwm(true);
+  activate_idle_pwm(false); // well :)
 }
 
 void Treppe::activate_idle_pwm(bool active)