diff -Nru udisks-1.0.5.orig/data/Makefile.am udisks-1.0.5/data/Makefile.am
--- udisks-1.0.5.orig/data/Makefile.am	2014-03-10 09:57:48.000000000 +0100
+++ udisks-1.0.5/data/Makefile.am	2014-04-01 16:05:56.924208225 +0200
@@ -31,7 +31,7 @@
 systemdservice_DATA     = $(systemdservice_in_files:.service.in=.service)
 
 $(systemdservice_DATA): $(systemdservice_in_files) Makefile
-	@sed -e "s|\@libexecdir\@|$(prefix)/lib/udisks|" $< > $@
+	@sed -e "s|\@libexecdir\@|$(libexecdir)|" $< > $@
 endif
 
 udevrulesdir = $(slashlibdir)/udev/rules.d
diff -Nru udisks-1.0.5.orig/data/Makefile.in udisks-1.0.5/data/Makefile.in
--- udisks-1.0.5.orig/data/Makefile.in	2014-03-10 10:04:33.000000000 +0100
+++ udisks-1.0.5/data/Makefile.in	2014-04-01 16:06:14.665014923 +0200
@@ -722,7 +722,7 @@
 	cp $< $@
 
 @HAVE_SYSTEMD_TRUE@$(systemdservice_DATA): $(systemdservice_in_files) Makefile
-@HAVE_SYSTEMD_TRUE@	@sed -e "s|\@libexecdir\@|$(prefix)/lib/udisks|" $< > $@
+@HAVE_SYSTEMD_TRUE@	@sed -e "s|\@libexecdir\@|$(libexecdir)|" $< > $@
 
 clean-local :
 	rm -f *~ $(service_DATA) $(dbusconf_DATA) $(systemdservice_DATA)