diff --git a/app/controllers/my_modules_controller.rb b/app/controllers/my_modules_controller.rb
index 0ddcb053d..1e372fc6d 100644
--- a/app/controllers/my_modules_controller.rb
+++ b/app/controllers/my_modules_controller.rb
@@ -423,6 +423,7 @@ class MyModulesController < ApplicationController
       end
 
       if records_names.any?
+        records_names.uniq!
         Activity.create(
           type_of: :assign_repository_record,
           project: @project,