--- a/configure.ac
+++ b/configure.ac
@@ -194,12 +194,6 @@
   [AC_DEFINE([HAVE_STATS], [1], [Define to 1 if stats is not disabled])])
 AC_MSG_RESULT($disable_stats)
 
-# Untar the yaml-0.1.4 in contrib/ before config.status is rerun
-AC_CONFIG_COMMANDS_PRE([tar xvfz contrib/yaml-0.1.4.tar.gz -C contrib])
-
-# Call yaml-0.1.4 ./configure recursively
-AC_CONFIG_SUBDIRS([contrib/yaml-0.1.4])
-
 # Define Makefiles
 AC_CONFIG_FILES([Makefile
                  contrib/Makefile