From a3728c52da6aae1280bf0ebdbbf771565e33e1d1 Mon Sep 17 00:00:00 2001
From: Karsten Sperling <karsten@sperling.co.nz>
Date: Sun, 10 Jun 2018 11:39:53 +1200
Subject: [PATCH] Fix quoting in pattern replacement

---
 acme.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/acme.sh b/acme.sh
index b0c30f44..7bfc88ef 100755
--- a/acme.sh
+++ b/acme.sh
@@ -3692,7 +3692,7 @@ $_authorizations_map"
       fi
 
       if [ "$ACME_VERSION" = "2" ]; then
-        response="$(echo "$_authorizations_map" | grep "^${d//./\.}," | sed "s/$d,//")"
+        response="$(echo "$_authorizations_map" | grep "^${d//./\\.}," | sed "s/$d,//")"
         _debug2 "response" "$response"
         if [ -z "$response" ]; then
           _err "get to authz error."