diff --git a/Marlin/src/inc/Conditionals-4-adv.h b/Marlin/src/inc/Conditionals-4-adv.h
index a0eaa7081c..758ac04ebd 100644
--- a/Marlin/src/inc/Conditionals-4-adv.h
+++ b/Marlin/src/inc/Conditionals-4-adv.h
@@ -1591,3 +1591,8 @@
   #undef AUTO_REPORT_SD_STATUS
   #define AUTO_REPORT_SD_STATUS
 #endif
+
+// SPI Flash Backup
+#if ALL(SPI_FLASH, HAS_MEDIA, MARLIN_DEV_MODE)
+  #define SPI_FLASH_BACKUP 1
+#endif
diff --git a/Marlin/src/module/temperature.cpp b/Marlin/src/module/temperature.cpp
index 9c3dee6cdd..b321a4b215 100644
--- a/Marlin/src/module/temperature.cpp
+++ b/Marlin/src/module/temperature.cpp
@@ -166,7 +166,7 @@
 #if TEMP_SENSOR_IS_ANY_MAX_TC(2) && TEMP_SENSOR_2_HAS_SPI_PINS && DISABLED(TEMP_SENSOR_FORCE_HW_SPI)
   #define TEMP_SENSOR_2_USES_SW_SPI 1
 #endif
-#if TEMP_SENSOR_IS_ANY_MAX_TC(BED) && TEMP_SENSOR_0_HAS_SPI_PINS && DISABLED(TEMP_SENSOR_FORCE_HW_SPI)
+#if TEMP_SENSOR_IS_ANY_MAX_TC(BED) && TEMP_SENSOR_BED_HAS_SPI_PINS && DISABLED(TEMP_SENSOR_FORCE_HW_SPI)
   #define TEMP_SENSOR_BED_USES_SW_SPI 1
 #endif