diff --git a/Makefile.include b/Makefile.include
index 7ae85e8ca..2f3f7eefa 100644
--- a/Makefile.include
+++ b/Makefile.include
@@ -129,6 +129,7 @@ distclean:	clean
 .PHONY: clean clobber mrproper distclean 
 
 all: $(OBJDIR)/board.h 
+	git submodule update
 	for target in $(TARGETS); do make $$target\_$(BOARD).bin; done
 	for target in $(TARGETS_WITH_ROM_VARS);   do make TARGET_ROM_VARS=1 $$target\_$(BOARD).bin; done