diff --git a/source/_components/solax.markdown b/source/_components/solax.markdown
index e4419d5d2bf..83a79f6ee18 100644
--- a/source/_components/solax.markdown
+++ b/source/_components/solax.markdown
@@ -27,6 +27,11 @@ ip_address:
   description: The IP address of your Solax system.
   required: true
   type: string
+port:
+  required: false
+  type: integer
+  default: 80
+  description: The port number
 {% endconfiguration %}
 
 ### Optional template sensor