diff --git a/install/tpl/debian_postfix.conf.master b/install/tpl/debian_postfix.conf.master
index 9e3f22fa7df9bc7343c9de1466e0dec38104dd43..c03e0dac13db83c28b22be9edece920b61ca5e16 100644
--- a/install/tpl/debian_postfix.conf.master
+++ b/install/tpl/debian_postfix.conf.master
@@ -41,9 +41,9 @@ nested_header_checks = regexp:{config_dir}/nested_header_checks
 body_checks = regexp:{config_dir}/body_checks
 owner_request_special = no
 smtp_tls_security_level = may
-smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3, !TLSv1, !TLSv1.1
-smtpd_tls_protocols = !SSLv2,!SSLv3, !TLSv1, !TLSv1.1
-smtp_tls_protocols = !SSLv2,!SSLv3, !TLSv1, !TLSv1.1
+smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3
+smtpd_tls_protocols = !SSLv2,!SSLv3
+smtp_tls_protocols = !SSLv2,!SSLv3
 smtpd_tls_exclude_ciphers = RC4, aNULL
 smtp_tls_exclude_ciphers = RC4, aNULL
 smtpd_tls_mandatory_ciphers = medium
diff --git a/install/tpl/fedora_postfix.conf.master b/install/tpl/fedora_postfix.conf.master
index b227a2714bc1de099a6a23a4d1e91d4371511002..dfa6140bc4ed7932b3548c3d9cca5ce56f50e36f 100644
--- a/install/tpl/fedora_postfix.conf.master
+++ b/install/tpl/fedora_postfix.conf.master
@@ -37,9 +37,9 @@ nested_header_checks = regexp:{config_dir}/nested_header_checks
 body_checks = regexp:{config_dir}/body_checks
 inet_interfaces = all
 smtp_tls_security_level = may
-smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3, !TLSv1, !TLSv1.1
-smtpd_tls_protocols = !SSLv2,!SSLv3, !TLSv1, !TLSv1.1
-smtp_tls_protocols = !SSLv2,!SSLv3, !TLSv1, !TLSv1.1
+smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3
+smtpd_tls_protocols = !SSLv2,!SSLv3
+smtp_tls_protocols = !SSLv2,!SSLv3
 smtpd_tls_exclude_ciphers = RC4, aNULL
 smtp_tls_exclude_ciphers = RC4, aNULL
 smtpd_tls_mandatory_ciphers = medium
diff --git a/install/tpl/gentoo_postfix.conf.master b/install/tpl/gentoo_postfix.conf.master
index 5a0e445473cbbcfd06217dabab0bcb7465af541f..adc8c836c05f67b25fb6fa4d2a39a4377512f2a9 100644
--- a/install/tpl/gentoo_postfix.conf.master
+++ b/install/tpl/gentoo_postfix.conf.master
@@ -36,9 +36,9 @@ nested_header_checks = regexp:{config_dir}/nested_header_checks
 body_checks = regexp:{config_dir}/body_checks
 inet_interfaces = all
 smtp_tls_security_level = may
-smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3, !TLSv1, !TLSv1.1
-smtpd_tls_protocols = !SSLv2,!SSLv3, !TLSv1, !TLSv1.1
-smtp_tls_protocols = !SSLv2,!SSLv3, !TLSv1, !TLSv1.1
+smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3
+smtpd_tls_protocols = !SSLv2,!SSLv3
+smtp_tls_protocols = !SSLv2,!SSLv3
 smtpd_tls_exclude_ciphers = RC4, aNULL
 smtp_tls_exclude_ciphers = RC4, aNULL
 smtpd_tls_mandatory_ciphers = medium
diff --git a/install/tpl/opensuse_postfix.conf.master b/install/tpl/opensuse_postfix.conf.master
index 3c04445c3d8d39d2f9825bf6552d72acd8465ffe..f14d5b26aa4d828c48e3d3d522ec57d2fa1b45ba 100644
--- a/install/tpl/opensuse_postfix.conf.master
+++ b/install/tpl/opensuse_postfix.conf.master
@@ -39,9 +39,9 @@ nested_header_checks = regexp:{config_dir}/nested_header_checks
 body_checks = regexp:{config_dir}/body_checks
 inet_interfaces = all
 smtp_tls_security_level = may
-smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3, !TLSv1, !TLSv1.1
-smtpd_tls_protocols = !SSLv2,!SSLv3, !TLSv1, !TLSv1.1
-smtp_tls_protocols = !SSLv2,!SSLv3, !TLSv1, !TLSv1.1
+smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3
+smtpd_tls_protocols = !SSLv2,!SSLv3
+smtp_tls_protocols = !SSLv2,!SSLv3
 smtpd_tls_exclude_ciphers = RC4, aNULL
 smtp_tls_exclude_ciphers = RC4, aNULL
 smtpd_tls_mandatory_ciphers = medium