diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..3f0175d
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,19 @@
+DESTDIR ?= /
+PREFIX ?= /usr
+SYSCONFDIR ?= /etc
+
+all:
+	sed -i -r -e "s@(^SYSCONFDIR = ').*('$$)@\1$(SYSCONFDIR)\2@" doorlockd
+	sed -i -r -e "s@(^PREFIX = ').*('$$)@\1$(PREFIX)\2@" doorlockd
+
+install:
+	mkdir -p $(DESTDIR)/$(PREFIX)/bin/
+	mkdir -p $(DESTDIR)/$(PREFIX)/share/
+	mkdir -p $(DESTDIR)/$(SYSCONFDIR)/systemd/system
+	mkdir -p $(DESTDIR)/$(SYSCONFDIR)
+
+	install doorlockd $(DESTDIR)/$(PREFIX)/bin/
+	install -m 0644 doorlockd.cfg $(DESTDIR)/$(SYSCONFDIR)
+	install -m 0644 doorlockd.service $(DESTDIR)/$(SYSCONFDIR)/systemd/system
+
+	cp -av share/* $(DESTDIR)/$(PREFIX)/share