diff --git a/Marlin/src/HAL/HAL_DUE/timers.h b/Marlin/src/HAL/HAL_DUE/timers.h
index 7ffb0486fe..b7b2cf7341 100644
--- a/Marlin/src/HAL/HAL_DUE/timers.h
+++ b/Marlin/src/HAL/HAL_DUE/timers.h
@@ -63,8 +63,8 @@ typedef uint32_t hal_timer_t;
 #define ENABLE_TEMPERATURE_INTERRUPT()  HAL_timer_enable_interrupt(TEMP_TIMER_NUM)
 #define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(TEMP_TIMER_NUM)
 
-#ifndef HAL_STEP_TIMER_ISR()
-#define HAL_STEP_TIMER_ISR()  void TC2_Handler()
+#ifndef HAL_STEP_TIMER_ISR
+  #define HAL_STEP_TIMER_ISR() void TC2_Handler()
 #endif
 #define HAL_TEMP_TIMER_ISR()  void TC4_Handler()
 #define HAL_TONE_TIMER_ISR()  void TC6_Handler()
diff --git a/Marlin/src/lcd/ultralcd.cpp b/Marlin/src/lcd/ultralcd.cpp
index d8278e4b48..10864da1c2 100644
--- a/Marlin/src/lcd/ultralcd.cpp
+++ b/Marlin/src/lcd/ultralcd.cpp
@@ -1425,6 +1425,7 @@ void MarlinUI::update() {
     #endif
   }
 
+  #include "../Marlin.h"
   #include "../module/printcounter.h"
 
   static const char print_paused[] PROGMEM = MSG_PRINT_PAUSED;