diff --git a/api/http/proxy/manager.go b/api/http/proxy/manager.go
index f7cbbd5dd..7572ff658 100644
--- a/api/http/proxy/manager.go
+++ b/api/http/proxy/manager.go
@@ -104,6 +104,7 @@ func (manager *Manager) CreateExtensionProxy(extensionID portainer.ExtensionID)
 	return proxy, nil
 }
 
+// GetExtensionURL retrieves the URL of an extension running locally based on the extension port table
 func (manager *Manager) GetExtensionURL(extensionID portainer.ExtensionID) string {
 	return "http://localhost:" + extensionPorts[extensionID]
 }