diff --git a/src/r0/directory/get_room_visibility.rs b/src/r0/directory/get_room_visibility.rs
index 19ba1c4e..5ab16326 100644
--- a/src/r0/directory/get_room_visibility.rs
+++ b/src/r0/directory/get_room_visibility.rs
@@ -1,6 +1,7 @@
 //! [GET /_matrix/client/r0/directory/list/room/{roomId}](https://matrix.org/docs/spec/client_server/r0.6.0#get-matrix-client-r0-directory-list-room-roomid)
 
 use ruma_api::ruma_api;
+use ruma_identifiers::RoomId;
 
 use crate::r0::room::Visibility;
 
@@ -17,7 +18,7 @@ ruma_api! {
     request {
         /// The ID of the room of which to request the visibility.
         #[ruma_api(path)]
-        pub room_id: String,
+        pub room_id: RoomId,
     }
 
     response {
diff --git a/src/r0/directory/set_room_visibility.rs b/src/r0/directory/set_room_visibility.rs
index a8d3ad35..dc04c5cd 100644
--- a/src/r0/directory/set_room_visibility.rs
+++ b/src/r0/directory/set_room_visibility.rs
@@ -1,6 +1,7 @@
 //! [PUT /_matrix/client/r0/directory/list/room/{roomId}](https://matrix.org/docs/spec/client_server/r0.6.0#put-matrix-client-r0-directory-list-room-roomid)
 
 use ruma_api::ruma_api;
+use ruma_identifiers::RoomId;
 
 use crate::r0::room::Visibility;
 
@@ -17,7 +18,7 @@ ruma_api! {
     request {
         /// The ID of the room of which to set the visibility.
         #[ruma_api(path)]
-        pub room_id: String,
+        pub room_id: RoomId,
 
         /// New visibility setting for the room.
         pub visibility: Visibility,