From cba6b0739175699b419ca195895d60487bb8b9f2 Mon Sep 17 00:00:00 2001
From: Torben Weibert <torben@weibert.de>
Date: Wed, 24 Jul 2019 15:11:00 +0200
Subject: [PATCH] Allow postfix master.cf overrides to start with numbers, not
 only characters (#1190)

---
 target/start-mailserver.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/start-mailserver.sh b/target/start-mailserver.sh
index e4a6fa09..1913b467 100644
--- a/target/start-mailserver.sh
+++ b/target/start-mailserver.sh
@@ -1039,7 +1039,7 @@ function _setup_postfix_override_configuration() {
 	fi
 	if [ -f /tmp/docker-mailserver/postfix-master.cf ]; then
 		while read line; do
-		if [[ "$line" =~ ^[a-z] ]]; then
+		if [[ "$line" =~ ^[0-9a-z] ]]; then
 			postconf -P "$line"
 		fi
 		done < /tmp/docker-mailserver/postfix-master.cf