diff --git a/firmware/config/boards/st_stm32f4/board.mk b/firmware/config/boards/st_stm32f4/board.mk
index 83b0c9f20a..f1b2a9620f 100644
--- a/firmware/config/boards/st_stm32f4/board.mk
+++ b/firmware/config/boards/st_stm32f4/board.mk
@@ -11,6 +11,7 @@ DDEFS += -DSTM32F407xx
 
 # We are running on Frankenso hardware!
 DDEFS += -DHW_FRANKENSO=1
+DDEFS += -DHAL_VSS_USE_PAL=TRUE
 
 # Shared variables
 ALLCSRC   += $(BOARDSRC)