diff --git a/charts/stable/webnut/docs/installation_notes.md b/charts/stable/webnut/docs/installation_notes.md
index addfc75465b..2a12526db9c 100644
--- a/charts/stable/webnut/docs/installation_notes.md
+++ b/charts/stable/webnut/docs/installation_notes.md
@@ -14,7 +14,7 @@ In order to get started, plug in your UPS via USB to the `server` node and befor
 
 Go to your system shell on your node and run the following command to get the basic info for your UPS.
 
-```terminal
+```shell
 nut-scanner -U
 ```