diff --git a/Makefile.am b/Makefile.am
index 0c196ce..bd56601 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -25,4 +25,4 @@
 	find $(distdir) -name '.[a-zA-Z0-9]*' | xargs rm -rf
 
 EXTRA_DIST = bootstrap.sh cleanup.sh print_version.sh doc tutorial contrib \
-             CONTRIBUTORS LICENSE
+             CONTRIBUTORS LICENSE CHANGES DISCLAIMER NOTICE