diff --git a/docs_src/general/ServicePorts.md b/docs_src/general/ServicePorts.md
index 641262be48..31a77b3297 100644
--- a/docs_src/general/ServicePorts.md
+++ b/docs_src/general/ServicePorts.md
@@ -44,6 +44,7 @@ The following tables (organized by type of service) capture the default service
     |device-grove   |59992|
     |device-snmp	|59993|
     |device-gpio    |59910|
+    |device-s7      |59994|
 === "Security"
     |Services Name|	Port Definition|
     |---|---|