diff --git a/Marlin/src/Marlin.cpp b/Marlin/src/Marlin.cpp
index 8c51534bc..c70988fad 100644
--- a/Marlin/src/Marlin.cpp
+++ b/Marlin/src/Marlin.cpp
@@ -591,7 +591,7 @@ void kill(const char* lcd_msg) {
   #endif
 
   #if HAS_POWER_SWITCH
-    SET_INPUT(PS_ON_PIN);
+    PSU_OFF();
   #endif
 
   #if HAS_SUICIDE