diff --git a/docs/Driver.Modbus.Cli.md b/docs/Driver.Modbus.Cli.md
index 9e55f01d..85be12f1 100644
--- a/docs/Driver.Modbus.Cli.md
+++ b/docs/Driver.Modbus.Cli.md
@@ -5,8 +5,8 @@ through the **same** `ModbusDriver` the OtOpcUa server uses. Mirrors the v1
 OPC UA `otopcua-cli` shape so the muscle memory carries over: drop to a shell,
 point at a PLC, watch registers move.
 
-First of four driver test-client CLIs (Modbus → AB CIP → AB Legacy → S7 →
-TwinCAT). Built on the shared `ZB.MOM.WW.OtOpcUa.Driver.Cli.Common` library
+First of six driver test-client CLIs (Modbus → AB CIP → AB Legacy → S7 →
+TwinCAT → FOCAS). Built on the shared `ZB.MOM.WW.OtOpcUa.Driver.Cli.Common` library
 so each downstream CLI inherits verbose/log wiring + snapshot formatting
 without copy-paste.