diff --git a/changelogs/client_server/newsfragments/1110.clarification b/changelogs/client_server/newsfragments/1110.clarification
new file mode 100644
index 000000000..3ccb23339
--- /dev/null
+++ b/changelogs/client_server/newsfragments/1110.clarification
@@ -0,0 +1 @@
+Fix various typos throughout the specification.
diff --git a/changelogs/server_server/newsfragments/1110.clarification b/changelogs/server_server/newsfragments/1110.clarification
new file mode 100644
index 000000000..3ccb23339
--- /dev/null
+++ b/changelogs/server_server/newsfragments/1110.clarification
@@ -0,0 +1 @@
+Fix various typos throughout the specification.
diff --git a/data/api/client-server/space_hierarchy.yaml b/data/api/client-server/space_hierarchy.yaml
index 12640b532..309b99e3e 100644
--- a/data/api/client-server/space_hierarchy.yaml
+++ b/data/api/client-server/space_hierarchy.yaml
@@ -149,7 +149,7 @@ paths:
                                     format: int64
                                     description: The `origin_server_ts` for the event.
                                 required: [origin_server_ts]
-                      required: [room_type, children_state]
+                      required: [children_state]
               next_batch:
                 type: string
                 description: |-
diff --git a/data/api/server-server/space_hierarchy.yaml b/data/api/server-server/space_hierarchy.yaml
index cb30fa0fc..834848c98 100644
--- a/data/api/server-server/space_hierarchy.yaml
+++ b/data/api/server-server/space_hierarchy.yaml
@@ -158,7 +158,7 @@ paths:
                                   format: int64
                                   description: The `origin_server_ts` for the event.
                               required: [origin_server_ts]
-                    required: [room_type, allowed_room_ids, children_state]
+                    required: [children_state]
               children:
                 type: array
                 description: |-