--- data/Makefile.in.orig	2014-07-14 18:09:56.136673852 +0800
+++ data/Makefile.in	2014-07-14 18:11:00.321698621 +0800
@@ -172,10 +172,10 @@ mostlyclean distclean maintainer-clean
 
 
 install:
-	$(SHELL) ./../mkinstalldirs $(pkgdatadir)
-	$(SHELL) ./../mkinstalldirs $(pkgdatadir)/data
-	cp -r images music sounds $(pkgdatadir)/data/
-	chmod -R 755 $(pkgdatadir)
+	$(SHELL) ./../mkinstalldirs $(DESTDIR)$(pkgdatadir)
+	$(SHELL) ./../mkinstalldirs $(DESTDIR)$(pkgdatadir)/data
+	cp -r images music sounds $(DESTDIR)$(pkgdatadir)/data/
+	chmod -R 755 $(DESTDIR)$(pkgdatadir)
 
 # Directories in EXTRA_DIST doen't work?
 dist-hook: