diff --git a/bin/Makefile b/bin/Makefile
index d4f6c67..2f28d14 100644
--- a/bin/Makefile
+++ b/bin/Makefile
@@ -15,8 +15,8 @@ OBJS		= pattyd.o
 all: $(PROGRAMS)
 
 install: $(PROGRAMS) $(MANPAGES)
-	$(INSTALL) -d -m 0755 $(PREFIX)/share/man/man8
-	$(INSTALL) -c -m 0644 pattyd.8 $(PREFIX)/share/man/man8
+	$(INSTALL) -d -m 0755 $(MANDIR)/man8
+	$(INSTALL) -c -m 0644 pattyd.8 $(MANDIR)/man8
 	$(INSTALL) -c -m 0755 $(PROGRAMS) $(PREFIX)/bin
 
 pattyd: pattyd.o
diff --git a/configure b/configure
index 03e9224..117970d 100755
--- a/configure
+++ b/configure
@@ -100,6 +100,18 @@ PREFIX		= $PREFIX
 EOF
 }
 
+build_mk_append_man_generic() {
+	cat <<'EOF' >> "$1"
+MANDIR		= $(PREFIX)/share/man
+EOF
+}
+
+build_mk_append_man_bsd() {
+	cat <<'EOF' >> "$1"
+MANDIR		= $(PREFIX)/man
+EOF
+}
+
 build_mk_append_darwin() {
     build_mk_create_common $@
 
@@ -136,6 +148,16 @@ EOF
         build_mk_append_generic "$1"
     fi
 
+	case $OS in
+        FreeBSD|NetBSD|OpenBSD)
+            build_mk_append_man_bsd "$1"
+        ;;
+
+        *)
+            build_mk_append_man_generic "$1"
+        ;;
+	esac
+
 	cat <<'EOF' >> "$1"
 CWFLAGS		= -Wall
 COFLAGS		= -O2