diff --git a/homeassistant/components/sabnzbd/config_flow.py b/homeassistant/components/sabnzbd/config_flow.py
index ce9b0a13b18..c7d299c825b 100644
--- a/homeassistant/components/sabnzbd/config_flow.py
+++ b/homeassistant/components/sabnzbd/config_flow.py
@@ -90,4 +90,8 @@ class SABnzbdConfigFlow(ConfigFlow, domain=DOMAIN):
                 else user_input,
             ),
             errors=errors,
+            description_placeholders={
+                "sabnzbd_full_url_local": "http://localhost:8080",
+                "sabnzbd_full_url_addon": "http://a02368d7-sabnzbd:8080",
+            },
         )
diff --git a/homeassistant/components/sabnzbd/strings.json b/homeassistant/components/sabnzbd/strings.json
index 601f1153b82..e9c5b6884ab 100644
--- a/homeassistant/components/sabnzbd/strings.json
+++ b/homeassistant/components/sabnzbd/strings.json
@@ -7,7 +7,7 @@
           "url": "[%key:common::config_flow::data::url%]"
         },
         "data_description": {
-          "url": "The full URL, including port, of the SABnzbd server. Example: `http://localhost:8080` or `http://a02368d7-sabnzbd:8080`, if you are using the add-on.",
+          "url": "The full URL, including port, of the SABnzbd server. Example: `{sabnzbd_full_url_local}` or `{sabnzbd_full_url_addon}`, if you are using the add-on.",
           "api_key": "The API key of the SABnzbd server. This can be found in the SABnzbd web interface under Config cog (top right) > General > Security."
         }
       }