diff --git a/build/run/docker-entrypoint/init.d/30-postfix.sh b/build/run/docker-entrypoint/init.d/30-postfix.sh
index 2ef537d..7b04bdf 100755
--- a/build/run/docker-entrypoint/init.d/30-postfix.sh
+++ b/build/run/docker-entrypoint/init.d/30-postfix.sh
@@ -46,7 +46,7 @@ then
     addwhitelist_helo=(${MYVEMAIL_WHITELIST_HELO//,/ })
     for whitelist_helo in ${addwhitelist_helo[@]}
     do
-        echo "/${whitelist_helo}/			OK Whitelisted SPF" | tee -a /etc/postfix/helo_access >/dev/null
+        echo "/${whitelist_helo//./\\.}/			OK Whitelisted SPF" | tee -a /etc/postfix/helo_access >/dev/null
     done
 fi