diff --git a/Firmware/mmu2_reporting.cpp b/Firmware/mmu2_reporting.cpp
index 6e0a9b628..338efbee2 100644
--- a/Firmware/mmu2_reporting.cpp
+++ b/Firmware/mmu2_reporting.cpp
@@ -6,6 +6,7 @@
 #include "ultralcd.h"
 #include "Filament_sensor.h"
 #include "language.h"
+#include "temperature.h"
 
 namespace MMU2 {