diff --git a/bindings/matrix-sdk-ffi/src/error.rs b/bindings/matrix-sdk-ffi/src/error.rs
index ba0198b4f0c..cdfc07a690a 100644
--- a/bindings/matrix-sdk-ffi/src/error.rs
+++ b/bindings/matrix-sdk-ffi/src/error.rs
@@ -217,3 +217,8 @@ impl From<matrix_sdk::Error> for NotificationSettingsError {
         Self::Generic { msg: e.to_string() }
     }
 }
+
+/// Something has not been implemented yet.
+#[derive(thiserror::Error, Debug)]
+#[error("not implemented yet")]
+pub struct NotYetImplemented;
diff --git a/bindings/matrix-sdk-ffi/src/room_member.rs b/bindings/matrix-sdk-ffi/src/room_member.rs
index f38fcd88a89..8f784821d6c 100644
--- a/bindings/matrix-sdk-ffi/src/room_member.rs
+++ b/bindings/matrix-sdk-ffi/src/room_member.rs
@@ -1,7 +1,7 @@
 use matrix_sdk::room::{RoomMember as SdkRoomMember, RoomMemberRole};
 use ruma::UserId;
 
-use crate::error::ClientError;
+use crate::error::{ClientError, NotYetImplemented};
 
 #[derive(Clone, uniffi::Enum)]
 pub enum MembershipState {
@@ -24,11 +24,6 @@ pub enum MembershipState {
     Custom(String),
 }
 
-/// Something has not been implemented yet.
-#[derive(thiserror::Error, Debug)]
-#[error("not implemented yet")]
-pub struct NotYetImplemented;
-
 impl TryFrom<matrix_sdk::ruma::events::room::member::MembershipState> for MembershipState {
     type Error = NotYetImplemented;