diff --git a/Makefile.am b/Makefile.am
index dcb5b0b519..575eb06686 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,5 +1,5 @@
 SUBDIRS = src
-EXTRA_DIST = Doxyfile.in testing
+EXTRA_DIST = Doxyfile.in testing CREDITS
 CLEANFILES = apidoc Doxyfile
 
 Doxyfile :	Doxyfile.in