diff --git a/expat/buildconf.sh b/expat/buildconf.sh
index 7bfc42c5..69981df7 100755
--- a/expat/buildconf.sh
+++ b/expat/buildconf.sh
@@ -17,7 +17,7 @@ if test "$1" = "2" -a "$2" -lt "58" || test "$1" -lt "2"; then
 fi
 
 echo "Creating configure ..."
-${AUTOCONF:-autoreconf} -fvi
+${AUTORECONF:-autoreconf} -fvi
 
 # toss this; it gets created by autoconf on some systems
 rm -rf autom4te*.cache