diff --git a/upnp/sample/Makefile.am b/upnp/sample/Makefile.am
index d462cad..5fdf85b 100644
--- a/upnp/sample/Makefile.am
+++ b/upnp/sample/Makefile.am
@@ -65,9 +65,8 @@ tv_combo_SOURCES = \
 if WITH_DOCUMENTATION
 examplesdir = $(docdir)/examples
 examples_DATA = \
-		$(sort \
-			$(tv_ctrlpt_SOURCES) \
-			$(tv_device_SOURCES))
+	$(tv_ctrlpt_SOURCES) \
+	$(tv_device_SOURCES)
 endif
 
 EXTRA_DIST = \