Index: boot/Makefile
===================================================================
--- boot/Makefile	(revision adf6607dcc2f9ef8d0f5dddbcb36741ead679fb4)
+++ boot/Makefile	(revision 14f21007dc0cf82ed243c0420406da06d1dd6c47)
@@ -48,5 +48,5 @@
 endif
 ifeq ($(RDFMT),fat)
-	$(MKFAT) $(DIST_PATH) $@
+	$(MKFAT) 1048576 $(DIST_PATH) $@
 endif