diff --git a/Makefile.am b/Makefile.am
index db2d2b3b..2f777b36 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -10,6 +10,7 @@ EXTRA_DIST = \
 	THANKS
 
 SUBDIRS = \
+	contrib \
 	dist-build \
 	msvc-scripts \
 	src \