diff --git a/firmware/config/boards/subaru_eg33/board.mk b/firmware/config/boards/subaru_eg33/board.mk
index ddc52b4ad2..c6947aeeaa 100644
--- a/firmware/config/boards/subaru_eg33/board.mk
+++ b/firmware/config/boards/subaru_eg33/board.mk
@@ -34,6 +34,9 @@ DDEFS += -DEFI_LOGIC_ANALYZER=FALSE
 DDEFS += -DHAL_USE_UART=FALSE
 DDEFS += -DUART_USE_WAIT=FALSE
 
+#Mass Storage
+DDEFS += -DEFI_EMBED_INI_MSD=TRUE
+
 #Linker options, flash size
 USE_OPT += -Wl,--defsym=FLASH_SIZE=1m
 
diff --git a/firmware/config/stm32f7ems/efifeatures.h b/firmware/config/stm32f7ems/efifeatures.h
index cfeefaf1d8..2b49dd9888 100644
--- a/firmware/config/stm32f7ems/efifeatures.h
+++ b/firmware/config/stm32f7ems/efifeatures.h
@@ -9,6 +9,12 @@
  * @date Aug 29, 2013
  * @author Andrey Belomutskiy, (c) 2012-2020
  */
+
+// Disable ini ramdisk as a mitigation of https://github.com/rusefi/rusefi/issues/3775
+// See STM32F7.ld for more info
+#ifndef EFI_EMBED_INI_MSD
+#define EFI_EMBED_INI_MSD FALSE
+#endif
  
 #include "../stm32f4ems/efifeatures.h"
 
@@ -56,11 +62,6 @@
 
 #define EFI_USE_COMPRESSED_INI_MSD
 
-// Disable ini ramdisk as a mitigation of https://github.com/rusefi/rusefi/issues/3775
-// See STM32F7.ld for more info
-#undef EFI_EMBED_INI_MSD
-#define EFI_EMBED_INI_MSD FALSE
-
 #undef ENABLE_PERF_TRACE
 #define ENABLE_PERF_TRACE TRUE