diff --git a/data/api/client-server/create_room.yaml b/data/api/client-server/create_room.yaml
index 8fa022b2..f0d8d7f6 100644
--- a/data/api/client-server/create_room.yaml
+++ b/data/api/client-server/create_room.yaml
@@ -117,7 +117,7 @@ paths:
                   type: string
                   description: |-
                     If this is included, an [`m.room.topic`](#mroomtopic) event
-                    with a `text/plain` mimetype  will be sent into the room to
+                    with a `text/plain` mimetype will be sent into the room to
                     indicate the topic for the room. This overwrites any
                     [`m.room.topic`](#mroomtopic) event in `initial_state`.
                 invite: