diff --git a/ape/BUILD.mk b/ape/BUILD.mk
index 48167f367..8b45b77e4 100644
--- a/ape/BUILD.mk
+++ b/ape/BUILD.mk
@@ -79,6 +79,7 @@ APE_LOADER_FLAGS =				\
 
 o/$(MODE)/ape/ape.elf: o/$(MODE)/ape/ape.elf.dbg
 	$(COMPILE) -AOBJCOPY -T$@ $(OBJCOPY) -g $< $@
+	$(SYSV2FREEBSD) $@
 
 o/$(MODE)/ape/ape.elf.dbg:			\
 		o/$(MODE)/ape/start.o		\
diff --git a/build/definitions.mk b/build/definitions.mk
index e37ba4fae..6454d79c5 100644
--- a/build/definitions.mk
+++ b/build/definitions.mk
@@ -78,6 +78,7 @@ PECHECK = build/bootstrap/pecheck.com
 FIXUPOBJ = build/bootstrap/fixupobj.com
 MKDIR = build/bootstrap/mkdir.com -p
 COMPILE = build/bootstrap/compile.com -V9 -P4096 $(QUOTA)
+SYSV2FREEBSD = build/bootstrap/sysv2freebsd.com
 
 COMMA := ,
 PWD := $(shell build/bootstrap/pwd.com)