diff --git a/Makefile.am b/Makefile.am
index 85baebcb..a506860c 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -105,11 +105,11 @@ interfaces_DATA = org.gnome.ShairportSync.xml
 servicedir = $(DESTDIR)/usr/local/share/dbus-1/services
 service_in_files = org.gnome.ShairportSync.service.in
 service_DATA = $(service_in_files:.service.in=.service)
-EXTRA_DIST = $(service_in_files) org.gnome.ShairportSync.xml
+EXTRA_DIST = $(service_in_files)
 
 # Rule to make the service file with bindir expanded
 $(service_DATA): $(service_in_files) Makefile
-	@sed -e "s|\@bindir\@|$(bindir)|" $? > $@
+	@sed -e "s|\@bindir\@|$(bindir)|" $< > $@
 
 clean-local:
 	rm -rf $(service_DATA)