diff --git a/Makefile b/Makefile
index c9c64b1..13da5e4 100644
--- a/Makefile
+++ b/Makefile
@@ -9,19 +9,19 @@ PREFIX = /usr/local
 BINDIR = bin
 MANDIR = share/man
 
-all: soju sojuctl soju.1
+all: soju sojuctl doc/soju.1
 
 soju:
 	$(GO) build $(GOFLAGS) ./cmd/soju
 sojuctl:
 	$(GO) build $(GOFLAGS) ./cmd/sojuctl
-soju.1: soju.1.scd
-	$(SCDOC) <soju.1.scd >soju.1
+doc/soju.1: doc/soju.1.scd
+	$(SCDOC) <doc/soju.1.scd >doc/soju.1
 
 clean:
-	$(RM) -rf soju sojuctl soju.1
+	$(RM) -rf soju sojuctl doc/soju.1
 install: all
 	mkdir -p $(DESTDIR)$(PREFIX)/$(BINDIR)
 	mkdir -p $(DESTDIR)$(PREFIX)/$(MANDIR)/man1
 	cp -f soju sojuctl $(DESTDIR)$(PREFIX)/$(BINDIR)
-	cp -f soju.1 $(DESTDIR)$(PREFIX)/$(MANDIR)/man1
+	cp -f doc/soju.1 $(DESTDIR)$(PREFIX)/$(MANDIR)/man1
diff --git a/soju.1.scd b/doc/soju.1.scd
similarity index 100%
rename from soju.1.scd
rename to doc/soju.1.scd