diff --git a/Marlin/Servo.cpp b/Marlin/Servo.cpp
index 81d73ae870..576b394fb7 100644
--- a/Marlin/Servo.cpp
+++ b/Marlin/Servo.cpp
@@ -48,7 +48,7 @@
 #include <avr/interrupt.h>
 #include <Arduino.h>
 
-#include "servo.h"
+#include "Servo.h"
 
 #define usToTicks(_us)    (( clockCyclesPerMicrosecond()* _us) / 8)     // converts microseconds to tick (assumes prescale of 8)  // 12 Aug 2009
 #define ticksToUs(_ticks) (( (unsigned)_ticks * 8)/ clockCyclesPerMicrosecond() ) // converts from ticks back to microseconds