diff --git a/lib/Makefile b/lib/Makefile
new file mode 100644
index 0000000..1842cf2
--- /dev/null
+++ b/lib/Makefile
@@ -0,0 +1,15 @@
+CC=gcc
+CFLAGS=-O2 -g -Wall
+CPPFLAGS=-I../include
+
+LIBOBJS=pdp10-elf36.o pdp10-extint.o pdp10-opcodes.o pdp10-stdio.o
+
+all:	$(LIBOBJS)
+
+pdp10-elf36.o:	pdp10-elf36.c ../include/pdp10-elf36.h ../include/pdp10-extint.h ../include/pdp10-stdint.h ../include/pdp10-stdio.h
+pdp10-extint.o:	pdp10-extint.c ../include/pdp10-extint.h ../include/pdp10-stdint.h
+pdp10-opcode.o:	pdp10-opcode.c ../include/pdp10-opcodes.h
+pdp10-stdio.o:	pdp10-stdio.c ../include/pdp10-stdio.h
+
+clean:
+	rm -f $(LIBOBJS) a.out core.*