diff --git a/app/services/experiments/move_to_project_service.rb b/app/services/experiments/move_to_project_service.rb
index 19c68f8fc..ef76b9a5b 100644
--- a/app/services/experiments/move_to_project_service.rb
+++ b/app/services/experiments/move_to_project_service.rb
@@ -80,7 +80,7 @@ module Experiments
         user: @user,
         message: I18n.t(
           'activities.move_experiment',
-          user: @user,
+          user: @user.name,
           experiment: @exp.name,
           project_new: @project.name,
           project_original: @original_project.name