diff --git a/Marlin/src/pins/lpc1768/pins_RAMPS_RE_ARM.h b/Marlin/src/pins/lpc1768/pins_RAMPS_RE_ARM.h
index 52dd9b2eb5..f25b0fcc3d 100644
--- a/Marlin/src/pins/lpc1768/pins_RAMPS_RE_ARM.h
+++ b/Marlin/src/pins/lpc1768/pins_RAMPS_RE_ARM.h
@@ -353,7 +353,7 @@
   #define SD_DETECT_PIN                    P1_31  // (49) J3-1 & AUX-3 (NOT 5V tolerant)
   #define KILL_PIN                         P1_22  // (41) J5-4 & AUX-4
   #define LCD_PINS_RS                      P0_16  // (16) J3-7 & AUX-4
-  #define LCD_SDSS                         P0_16  // (16) J3-7 & AUX-4
+  #define LCD_SDSS                         P1_23  // (53) J3-5 & AUX-3
 
   #if ENABLED(NEWPANEL)
     #if ENABLED(REPRAPWORLD_KEYPAD)