diff --git a/doc/Makefile.am b/doc/Makefile.am
index dcec9977..a3a7fc04 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -1,5 +1,4 @@
-EXTRA_DIST=README.1st asoundrc.txt doxygen.cfg \
-	   index.doxygen pcm.doxygen
+EXTRA_DIST=README.1st asoundrc.txt doxygen.cfg index.doxygen
 
 INCLUDES=-I$(top_srcdir)/include