diff --git a/lib/pleroma/web/pleroma_api/pleroma_api_controller.ex b/lib/pleroma/web/pleroma_api/pleroma_api_controller.ex
index b5c3d2728..6d74d418e 100644
--- a/lib/pleroma/web/pleroma_api/pleroma_api_controller.ex
+++ b/lib/pleroma/web/pleroma_api/pleroma_api_controller.ex
@@ -66,7 +66,7 @@ def update_conversation(
       |> Participation.get()
 
     with true <- user.id == participation.user_id,
-         {:ok, _} <- Participation.set_recipients(participation, recipients) do
+         {:ok, participation} <- Participation.set_recipients(participation, recipients) do
       conn
       |> put_view(ConversationView)
       |> render("participation.json", %{participation: participation, for: user})