diff --git a/doc/Makefile.am b/doc/Makefile.am
index e9f6d783..dcec9977 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -1,4 +1,5 @@
-EXTRA_DIST=README.1st asoundrc.txt doxygen.cfg
+EXTRA_DIST=README.1st asoundrc.txt doxygen.cfg \
+	   index.doxygen pcm.doxygen
 
 INCLUDES=-I$(top_srcdir)/include