diff --git a/Makefile.am b/Makefile.am
index ca4d6953..0c72dd63 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -754,6 +754,7 @@ confexecdir=$(libdir)
 confexec_DATA = xml2Conf.sh
 EXTRA_DIST = xml2-config.in xml2Conf.sh.in libxml.spec.in libxml.spec \
              libxml.m4 Copyright check-xml-test-suite.py \
+	     check-relaxng-test-suite.py check-xinclude-test-suite.py \
              example/Makefile.am example/gjobread.c example/gjobs.xml \
 	     $(man_MANS) libxml-2.0.pc.in \
 	     trionan.c trionan.h triostr.c triostr.h trio.c trio.h \