diff --git a/Makefile b/Makefile
index f305449..086d58b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,15 +1,18 @@
 # Makefile for symlinks
-
-CC = gcc
+CC=gcc
+OWNER=root
+GROUP=root
+MANDIR=/usr/man/man8/symlinks.8
+BINDIR=/usr/local/bin
  
 all: symlinks
 
 symlinks: symlinks.c
-	$(CC) -Wall -Wstrict-prototypes -O2 ${CFLAGS} -o symlinks symlinks.c
+	$(CC) -Wall -Wstrict-prototypes -O2 $(CFLAGS) -o symlinks symlinks.c
  
 install: all symlinks.8
-	install -m 755 -o root -g root symlinks /usr/local/bin
-	install -m 644 -o root -g root symlinks.8 /usr/local/man/man8
+	$(INSTALL) -c -o $(OWNER) -g $(GROUP) -m 755 symlinks $(BINDIR)
+	$(INSTALL) -c -o $(OWNER) -g $(GROUP) -m 644 symlinks.8 $(MANDIR)
 
 clean:
 	rm -f symlinks *.o core