diff --git a/Marlin/Sd2Card.h b/Marlin/Sd2Card.h
index 8c19a5629..b1f442c4e 100644
--- a/Marlin/Sd2Card.h
+++ b/Marlin/Sd2Card.h
@@ -136,25 +136,25 @@ uint8_t const SD_CARD_TYPE_SDHC = 3;
 #if DISABLED(SOFTWARE_SPI)
   // hardware pin defs
   /** The default chip select pin for the SD card is SS. */
-  uint8_t const  SD_CHIP_SELECT_PIN = SS_PIN;
+  #define SD_CHIP_SELECT_PIN SS_PIN
   // The following three pins must not be redefined for hardware SPI.
   /** SPI Master Out Slave In pin */
-  uint8_t const  SPI_MOSI_PIN = MOSI_PIN;
+  #define SPI_MOSI_PIN MOSI_PIN
   /** SPI Master In Slave Out pin */
-  uint8_t const  SPI_MISO_PIN = MISO_PIN;
+  #define SPI_MISO_PIN MISO_PIN
   /** SPI Clock pin */
-  uint8_t const  SPI_SCK_PIN = SCK_PIN;
+  #define SPI_SCK_PIN SCK_PIN
 
 #else  // SOFTWARE_SPI
 
   /** SPI chip select pin */
-  uint8_t const SD_CHIP_SELECT_PIN = SOFT_SPI_CS_PIN;
+  #define SD_CHIP_SELECT_PIN SOFT_SPI_CS_PIN
   /** SPI Master Out Slave In pin */
-  uint8_t const SPI_MOSI_PIN = SOFT_SPI_MOSI_PIN;
+  #define SPI_MOSI_PIN SOFT_SPI_MOSI_PIN
   /** SPI Master In Slave Out pin */
-  uint8_t const SPI_MISO_PIN = SOFT_SPI_MISO_PIN;
+  #define SPI_MISO_PIN SOFT_SPI_MISO_PIN
   /** SPI Clock pin */
-  uint8_t const SPI_SCK_PIN = SOFT_SPI_SCK_PIN;
+  #define SPI_SCK_PIN SOFT_SPI_SCK_PIN
 #endif  // SOFTWARE_SPI
 //------------------------------------------------------------------------------
 /**
diff --git a/Marlin/SdFatConfig.h b/Marlin/SdFatConfig.h
index f9cb9fe14..d3406a028 100644
--- a/Marlin/SdFatConfig.h
+++ b/Marlin/SdFatConfig.h
@@ -104,13 +104,13 @@
   #define USE_SOFTWARE_SPI 0
   // define software SPI pins so Mega can use unmodified 168/328 shields
   /** Software SPI chip select pin for the SD */
-  uint8_t const SOFT_SPI_CS_PIN = 10;
+  #define SOFT_SPI_CS_PIN 10
   /** Software SPI Master Out Slave In pin */
-  uint8_t const SOFT_SPI_MOSI_PIN = 11;
+  #define SOFT_SPI_MOSI_PIN 11
   /** Software SPI Master In Slave Out pin */
-  uint8_t const SOFT_SPI_MISO_PIN = 12;
+  #define SOFT_SPI_MISO_PIN 12
   /** Software SPI Clock pin */
-  uint8_t const SOFT_SPI_SCK_PIN = 13;
+  #define SOFT_SPI_SCK_PIN 13
   //------------------------------------------------------------------------------
   /**
   * The __cxa_pure_virtual function is an error handler that is invoked when