diff --git a/api/server-server/definitions/event-schemas/m.direct_to_device.yaml b/api/server-server/definitions/event-schemas/m.direct_to_device.yaml
index 48cdc4ed..b151158a 100644
--- a/api/server-server/definitions/event-schemas/m.direct_to_device.yaml
+++ b/api/server-server/definitions/event-schemas/m.direct_to_device.yaml
@@ -51,16 +51,17 @@ allOf:
               The contents of the messages to be sent.  These are arranged in
               a map of user IDs to a map of device IDs to message bodies.
               The device ID may also be *, meaning all known devices for the user.
-            example: {
-              "alice@example.org": {
-                "IWHQUZUIAH": {
-                  "algorithm": "m.megolm.v1.aes-sha2",
-                  "room_id": "!Cuyf34gef24t:localhost",
-                  "session_id": "X3lUlvLELLYxeTx4yOVu6UDpasGEVO0Jbu+QFnm0cKQ",
-                  "session_key": "AgAAAADxKHa9uFxcXzwYoNueL5Xqi69IkD4sni8LlfJL7qNBEY..."
+            example: |-
+              {
+                "alice@example.org": {
+                  "IWHQUZUIAH": {
+                    "algorithm": "m.megolm.v1.aes-sha2",
+                    "room_id": "!Cuyf34gef24t:localhost",
+                    "session_id": "X3lUlvLELLYxeTx4yOVu6UDpasGEVO0Jbu+QFnm0cKQ",
+                    "session_key": "AgAAAADxKHa9uFxcXzwYoNueL5Xqi69IkD4sni8LlfJL7qNBEY..."
+                  }
                 }
               }
-            }
         required:
           - sender
           - type