diff --git a/Marlin/src/gcode/control/M42.cpp b/Marlin/src/gcode/control/M42.cpp
index 908260ed25..eead971a01 100644
--- a/Marlin/src/gcode/control/M42.cpp
+++ b/Marlin/src/gcode/control/M42.cpp
@@ -127,7 +127,7 @@ void GcodeSuite::M42() {
 
   #ifdef ARDUINO_ARCH_STM32
     // A simple I/O will be set to 0 by analogWrite()
-    if (pin_status <= 1) return;
+    if (pin_status <= 1 && !PWM_PIN(pin)) return;
   #endif
   analogWrite(pin, pin_status);
 }