diff --git a/conf/default_ports.conf b/conf/default_ports.conf
index d10b758..b6834ce 100644
--- a/conf/default_ports.conf
+++ b/conf/default_ports.conf
@@ -23,7 +23,8 @@ standard_munin_port=4949
 standard_mysql_port=3306
 standard_ms_sql_s_port=1433
 standard_ms_sql_m_port=1434
-standard_ntp_port=123
+standard_ntp_udp_port=123
+standard_ntp_tcp_port=4460
 standard_pgp_keyserver_port=11371
 standard_print_port=9100
 standard_print_raw_port=515
diff --git a/conf/post_decalrations.conf b/conf/post_decalrations.conf
index 72baf4b..26d889e 100644
--- a/conf/post_decalrations.conf
+++ b/conf/post_decalrations.conf
@@ -861,11 +861,14 @@ done
 # ---
 if $allow_ntp_request_out ; then
 
-   if containsElement "${standard_ntp_port}" "${out_udp_port_arr[@]}" ; then
-      continue
+   if containsElement "${standard_ntp_udp_port}" "${out_udp_port_arr[@]}" ; then
+      out_udp_port_arr+=("$standard_ntp_udp_port")
    fi
 
-   out_udp_port_arr+=("$standard_ntp_port")
+   if containsElement "${standard_ntp_tcp_port}" "${out_tcp_port_arr[@]}" ; then
+      out_tcp_port_arr+=("$standard_ntp_tcp_port")
+   fi
+      
 
 fi