diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..6654385
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/chname
diff --git a/Makefile b/Makefile
index 77e5731..2a366da 100644
--- a/Makefile
+++ b/Makefile
@@ -1,9 +1,17 @@
-CFLAGS:=-Wall
+CFLAGS += -Wall
 
 all: chname
 
 chname: chname.c
-	$(CC) $(CFLAGS) -o chname chname.c
+	$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) -o chname chname.c
 
 clean:
 	$(RM) chname
+
+DESTDIR ?=
+install: chname
+	mkdir -p $(DESTDIR)/usr/bin $(DESTDIR)/usr/share/man/man1
+	install -m755 chname $(DESTDIR)/usr/bin/chname
+	install -m644 chname.1 $(DESTDIR)/usr/share/man/man1/chname.1
+
+.PHONY: all clean install