diff --git a/Makefile.am b/Makefile.am
index 715c9ddc..8489012a 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -71,6 +71,7 @@ SUBDIRS += src/guacenc
 endif
 
 EXTRA_DIST =     \
+    CONTRIBUTING \
     DISCLAIMER   \
     LICENSE      \
     NOTICE       \