diff --git a/bootstrap b/bootstrap
index 4ec650170..e7175e608 100755
--- a/bootstrap
+++ b/bootstrap
@@ -3,7 +3,7 @@
 if [ -x `which autoconf` ]; then
 	AC_VER=`autoconf --version | head -1 | sed 's/^[^0-9]*//i'`
 	AC_VER_MAJOR=`echo $AC_VER | cut -f1 -d'.'`
-	AC_VER_MINOR=`echo $AC_VER | cut -f2 -d'.' | sed 's/[^0-9]*$//i`
+	AC_VER_MINOR=`echo $AC_VER | cut -f2 -d'.' | sed 's/[^0-9]*$//i'`
 
 	if [ "$AC_VER_MAJOR" -lt "2" ]; then
 		echo "Autoconf 2.13 or greater needed to build configure."