diff --git a/src/makefile.am b/src/makefile.am
index 85bd74e..439bcc4 100644
--- a/src/makefile.am
+++ b/src/makefile.am
@@ -25,7 +25,7 @@ pkgconfig_DATA = libpcscxx.pc
 pkgconfig2dir = $(datarootdir)/pkgconfig
 pkgconfig2_DATA = $(pkgconfig_DATA)
 
-EXTRA_DIST = $(pkgconfig_DATA).in $(shell ls -1 *.doc)
+EXTRA_DIST = $(pkgconfig_DATA).in
 
 lib_LTLIBRARIES = libcryptoki++.la