diff --git a/README.md b/README.md
index 05e9ca2..acc282f 100644
--- a/README.md
+++ b/README.md
@@ -20,6 +20,9 @@ In powershell as admin:
 # Stop it
 .\ScreenStatusToMQTT.exe stop
 
+# Update service
+.\ScreenStatusToMQTT.exe update
+
 # Uninstall
 .\ScreenStatusToMQTT.exe remove
 ```
\ No newline at end of file