diff --git a/Notify_matrix.md b/Notify_matrix.md
index da3ac62..40577b5 100644
--- a/Notify_matrix.md
+++ b/Notify_matrix.md
@@ -53,6 +53,8 @@ You can also just use the t2bot URL as they share it with you from their website
 | thumbnail   | No       | Displays an image before each notification is sent that identifies the notification type (warning, info, error, success). By default this option is set to **False**.
 | mode   | No       | This is optional and allows you to specify a webhook mode instead.  Setting this to **matrix** or **slack** allows you to leverage [this webhook service](https://matrix.org/docs/projects/bot/matrix-webhook.html) instead of directly communicating with the matrix server.  By default no webhooks are used.
 | msgtype   | No       | This is optional and allows you to specify a Matrix message type to use. Possible options are **text** and **notice**.  By default all messages are sent as **text**.
+| version   | No       | Optionally over-ride the API version of matrix to use.  Possible values are *2* and *3*.  By default the version is set to **3**.
+
 
 **Note**: If neither a **{room_alias}** or a **{room_id}** is specified on the URL then upon connecting to the matrix server, a list of currently joined channels will be polled.  Each and every channel the account is currently part of will automatically be notified.
 
@@ -65,6 +67,11 @@ Send a secure Matrix.org notification to our server
 # Assuming the {room_alias} we want to notify is #general and #apprise
 apprise -vv -t "Test Message Title" -b "Test Message Body" \
    matrixs://nuxref:abc123@matrix.example.com/#general/#apprise
+
+# Attachments do not work using the Matrix v3 version; use the
+# following to fall back to an earlier API version:
+apprise -vv -t "Test Message Title" -b "Test Message Body" \
+   matrixs://nuxref:abc123@matrix.example.com/#general/#apprise?v=2
 ```
 
 Send a [**t2bot.io**](https://t2bot.io/webhooks/) request: