diff --git a/data/api/server-server/space_hierarchy.yaml b/data/api/server-server/space_hierarchy.yaml
index 63d41304..99c25ffa 100644
--- a/data/api/server-server/space_hierarchy.yaml
+++ b/data/api/server-server/space_hierarchy.yaml
@@ -84,10 +84,10 @@ paths:
                                       description: The `origin_server_ts` for the event.
                                   required:
                                     - origin_server_ts
-                            encryption:
-                              x-addedInMatrixVersion: "1.15" # Extends room_summary.yaml
-                            room_version:
-                              x-addedInMatrixVersion: "1.15" # Extends room_summary.yaml
+                          encryption:
+                            x-addedInMatrixVersion: "1.15" # Extends room_summary.yaml
+                          room_version:
+                            x-addedInMatrixVersion: "1.15" # Extends room_summary.yaml
                         required:
                           - children_state
                   children: