diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..3b02d81
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,23 @@
+.PHONY: clean lib client server passwd
+
+all: lib client server passwd
+
+clean:
+	rm -f\
+ hkexsh/hkexsh hkexsh/hkexsh.exe\
+ hkexshd/hkexshd hkexshd/hkexshd.exe\
+ hkexpasswd/hkexpasswd hkexpasswd/hkexpasswd.exe
+
+
+lib:
+	go install .
+
+client: lib
+	cd hkexsh; go build .; cd -
+
+server: lib
+	cd hkexshd; go build .; cd -
+
+passwd: lib
+	cd hkexpasswd; go build .; cd -
+
diff --git a/hkexsh/mintty_wrapper.sh b/hkexsh/mintty_wrapper.sh
old mode 100644
new mode 100755