diff --git a/modules/src/string/Makefile b/modules/src/string/Makefile
new file mode 100644
index 00000000..5d66e62d
--- /dev/null
+++ b/modules/src/string/Makefile
@@ -0,0 +1,36 @@
+EMHOME = ../../..
+MODULES = $(EMHOME)/modules
+INSTALL = $(MODULES)/install
+COMPARE = $(MODULES)/compare
+
+CFLAGS = -O
+
+SRC =	bts2str.c btscat.c btscmp.c btscpy.c btszero.c long2str.c \
+	str2bts.c str2long.c strcat.c strcmp.c strcpy.c strindex.c \
+	strlen.c strncat.c strncmp.c strncpy.c strrindex.c strzero.c
+OBJ =	bts2str.o btscat.o btscmp.o btscpy.o btszero.o long2str.o \
+	str2bts.o str2long.o strcat.o strcmp.o strcpy.o strindex.o \
+	strlen.o strncat.o strncmp.o strncpy.o strrindex.o strzero.o
+
+all:		libstring.a
+
+libstring.a:	$(OBJ) Makefile
+		ar r libstring.a $(OBJ)
+		-sh -c 'ranlib libstring.a'
+
+install:	all
+		$(INSTALL) lib/libstring.a
+		$(INSTALL) man/string.3
+
+cmp:		all
+		$(COMPARE) lib/libstring.a
+		$(COMPARE) man/string.3
+
+pr:
+		@pr Makefile $(SRC)
+
+opr:
+		make pr | opr
+
+clean:
+		rm -f *.[oa]