diff --git a/Makefile b/Makefile
index 2d37e61..ff99000 100644
--- a/Makefile
+++ b/Makefile
@@ -2,6 +2,7 @@ CFLAGS?=-Wall -Os
 LDADD?=`pkg-config --cflags --libs x11 xinerama xft xres`
 PREFIX?=$(DESTDIR)/usr
 BINDIR?=$(PREFIX)/bin
+MANDIR?=${PREFIX}/share/man
 
 all: normal
 
@@ -13,6 +14,7 @@ debug:
 
 install:
 	install -Dm 755 simpleswitcher $(BINDIR)/simpleswitcher
+	install -Dm 644 -t $(MANDIR)/man1 simpleswitcher.1
 
 clean:
 	rm -f simpleswitcher simpleswitcher-debug