diff --git a/Marlin/src/pins/ramps/pins_TRIGORILLA_14.h b/Marlin/src/pins/ramps/pins_TRIGORILLA_14.h
index 0b6ae1d5..83b5e2e5 100644
--- a/Marlin/src/pins/ramps/pins_TRIGORILLA_14.h
+++ b/Marlin/src/pins/ramps/pins_TRIGORILLA_14.h
@@ -121,7 +121,9 @@
 #elif ANY(TRIGORILLA_MAPPING_CHIRON, TRIGORILLA_MAPPING_I3MEGA)
   // Chiron uses AUX header for Y and Z endstops
   #define Y_STOP_PIN                          42  // AUX (1)
-  #define Z_STOP_PIN                          43  // AUX (2)
+  #if DISABLED(KNUTWURST_ONE_Z_ENDSTOP)
+    #define Z_STOP_PIN                          43  // AUX (2)
+  #endif
   #ifndef Z2_STOP_PIN
      #define Z2_STOP_PIN                      18  // Z-
   #endif