diff --git a/homeassistant/components/ntfy/notify.py b/homeassistant/components/ntfy/notify.py
index 176dddd7a44..4c7c07e640e 100644
--- a/homeassistant/components/ntfy/notify.py
+++ b/homeassistant/components/ntfy/notify.py
@@ -81,6 +81,9 @@ async def async_setup_entry(
         SERVICE_PUBLISH,
         SERVICE_PUBLISH_SCHEMA,
         "publish",
+        description_placeholders={
+            "markdown_guide_url": "https://www.markdownguide.org/basic-syntax/"
+        },
     )
 
 
diff --git a/homeassistant/components/ntfy/strings.json b/homeassistant/components/ntfy/strings.json
index 760f6153017..41b4f20b85b 100644
--- a/homeassistant/components/ntfy/strings.json
+++ b/homeassistant/components/ntfy/strings.json
@@ -345,7 +345,7 @@
           "name": "Icon URL"
         },
         "markdown": {
-          "description": "Enable Markdown formatting for the message body. See the Markdown guide for syntax details: https://www.markdownguide.org/basic-syntax/.",
+          "description": "Enable Markdown formatting for the message body. See the Markdown guide for syntax details: {markdown_guide_url}.",
           "name": "Format as Markdown"
         },
         "message": {