diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h
index 41a7fbdd..57b7d3e3 100755
--- a/Marlin/Configuration_adv.h
+++ b/Marlin/Configuration_adv.h
@@ -424,7 +424,7 @@
  * the fan will turn on when any selected extruder is above the threshold.
  */
 
-#if ANY(KNUTWURST_MEGA, KNUTWURST_MEGA_S, KNUTWURST_MEGA_X, KNUTWURST_MEGA_P)
+#if ANY(KNUTWURST_MEGA, KNUTWURST_MEGA_S, KNUTWURST_MEGA_X, KNUTWURST_MEGA_P, KNUTWURST_CHIRON)
     #define E0_AUTO_FAN_PIN FAN2_PIN
     #define E1_AUTO_FAN_PIN -1
     #define E2_AUTO_FAN_PIN -1
@@ -433,7 +433,7 @@
     #define E5_AUTO_FAN_PIN -1
     #define CHAMBER_AUTO_FAN_PIN -1
 #endif
-
+/*
 #if ENABLED(KNUTWURST_CHIRON) // this might need some rework
     #define E0_AUTO_FAN_PIN -1
     #define E1_AUTO_FAN_PIN -1
@@ -443,6 +443,7 @@
     #define E5_AUTO_FAN_PIN -1
     #define CHAMBER_AUTO_FAN_PIN -1
 #endif
+*/
 
 #define EXTRUDER_AUTO_FAN_TEMPERATURE 50
 #define EXTRUDER_AUTO_FAN_SPEED 255   // 255 == full speed