diff --git a/testsuites/samples/base_mp/Makefile.am b/testsuites/samples/base_mp/Makefile.am
index 7479446f38..1e0a552dd4 100644
--- a/testsuites/samples/base_mp/Makefile.am
+++ b/testsuites/samples/base_mp/Makefile.am
@@ -4,7 +4,6 @@
 
 SUBDIRS = node1 node2
 
-EXTRA_DIST = apptask.c init.c system.h
-
 include $(top_srcdir)/../automake/subdirs.am
+
 include $(top_srcdir)/../automake/local.am