diff --git a/libraries/AP_Logger/AP_Logger.h b/libraries/AP_Logger/AP_Logger.h
index 0c4f1cf2d0..e6e68d92a3 100644
--- a/libraries/AP_Logger/AP_Logger.h
+++ b/libraries/AP_Logger/AP_Logger.h
@@ -11,7 +11,7 @@
 
 // set default for HAL_LOGGING_DATAFLASH_ENABLED
 #ifndef HAL_LOGGING_DATAFLASH_ENABLED
-#define HAL_LOGGING_DATAFLASH_ENABLED HAL_LOGGING_ENABLED
+#define HAL_LOGGING_DATAFLASH_ENABLED (HAL_LOGGING_ENABLED && (CONFIG_HAL_BOARD != HAL_BOARD_SITL))
 #endif
 
 #ifndef HAL_LOGGING_MAVLINK_ENABLED