diff --git a/bash_completion b/bash_completion
index 0246cd81..4d21cf8c 100644
--- a/bash_completion
+++ b/bash_completion
@@ -209,6 +209,12 @@ quote()
 # results in the original argument
 quote_readline()
 {
+	if [[ "${BASH_VERSINFO[0]}" -ge 4 ]] ; then
+		# This function isn't really necessary on bash 4
+		# See: http://lists.gnu.org/archive/html/bug-bash/2009-03/msg00155.html
+		echo "${1}"
+		return
+	fi
 	local t="${1//\\/\\\\}"
 	echo \'${t//\'/\'\\\'\'}\' #'# Help vim syntax highlighting
 }