diff --git a/Marlin/src/lcd/e3v2/creality/lcd_rts.cpp b/Marlin/src/lcd/e3v2/creality/lcd_rts.cpp
index c7194f013d26..acb121d6d868 100644
--- a/Marlin/src/lcd/e3v2/creality/lcd_rts.cpp
+++ b/Marlin/src/lcd/e3v2/creality/lcd_rts.cpp
@@ -1,4 +1,4 @@
-#include <wstring.h>
+#include <WString.h>
 #include <stdio.h>
 #include <string.h>
 #include <Arduino.h>
diff --git a/Marlin/src/lcd/e3v2/creality/lcd_rts.h b/Marlin/src/lcd/e3v2/creality/lcd_rts.h
index 3c63c9b97d21..8c137184da4a 100644
--- a/Marlin/src/lcd/e3v2/creality/lcd_rts.h
+++ b/Marlin/src/lcd/e3v2/creality/lcd_rts.h
@@ -2,7 +2,7 @@
 #define LCD_RTS_H
 
 #include "string.h"
-#include <arduino.h>
+#include <Arduino.h>
 
 #include "../../../inc/MarlinConfig.h"
 
diff --git a/Marlin/src/lcd/e3v2/creality/lcd_rts_laser.cpp b/Marlin/src/lcd/e3v2/creality/lcd_rts_laser.cpp
index a9d1ea7eaddf..708e7a1b1d8c 100644
--- a/Marlin/src/lcd/e3v2/creality/lcd_rts_laser.cpp
+++ b/Marlin/src/lcd/e3v2/creality/lcd_rts_laser.cpp
@@ -1,4 +1,4 @@
-#include <wstring.h>
+#include <WString.h>
 #include <stdio.h>
 #include <string.h>
 #include <Arduino.h>
diff --git a/Marlin/src/lcd/e3v2/creality/lcd_rts_laser.h b/Marlin/src/lcd/e3v2/creality/lcd_rts_laser.h
index 3e5294efaba5..f98a4624b550 100644
--- a/Marlin/src/lcd/e3v2/creality/lcd_rts_laser.h
+++ b/Marlin/src/lcd/e3v2/creality/lcd_rts_laser.h
@@ -2,7 +2,7 @@
 #define LCD_RTS_LASER_H
 
 #include "string.h"
-#include <arduino.h>
+#include <Arduino.h>
 
 #include "../../../inc/MarlinConfig.h"