diff --git a/docs/nodes/onprem.md b/docs/nodes/onprem.md
index 83c38f7e..c3498da2 100644
--- a/docs/nodes/onprem.md
+++ b/docs/nodes/onprem.md
@@ -145,7 +145,7 @@ Node classes list of onprem provider.
 - **diagrams.onprem.network.Nginx**
 - **diagrams.onprem.network.Ocelot**
 - **diagrams.onprem.network.OpenServiceMesh**, **OSM** (alias)
-- **diagrams.onprem.network.Opnsense**, **OPNSense** (alias)
+- **diagrams.onprem.network.Opnsense**, **OPNsense** (alias)
 - **diagrams.onprem.network.Pfsense**, **PFSense** (alias)
 - **diagrams.onprem.network.Pomerium**
 - **diagrams.onprem.network.Tomcat**