diff --git a/Firmware/ultralcd.cpp b/Firmware/ultralcd.cpp
index 1134c2f2..4190c084 100644
--- a/Firmware/ultralcd.cpp
+++ b/Firmware/ultralcd.cpp
@@ -9,6 +9,7 @@
 #include "temperature.h"
 #include "stepper.h"
 #include "ConfigurationStore.h"
+#include "printers.h"
 #include <string.h>