--- Makefile.orig	2011-05-30 16:37:41.000000000 -0400
+++ Makefile	2011-05-30 16:38:30.000000000 -0400
@@ -22,8 +22,9 @@
 infect: bin/infect doc/infect.1
 
 install: $(PROGRAMS:%=bin/%)
-	cp bin/* $(prefix)/bin/.
-	cp doc/* $(prefix)/share/man/man1/.
+	install -d $(prefix)/usr/bin $(prefix)/usr/share/man/man1
+	install bin/* $(prefix)/usr/bin
+	install -m 644 doc/* $(prefix)/usr/share/man/man1
 
 clean:
 	for dir in elfrw $(PROGRAMS) ; do $(MAKE) -C$$dir clean ; done