diff --git a/website/client/js/controllers/tasksCtrl.js b/website/client/js/controllers/tasksCtrl.js
index 5a7fb19c09..fb44d19cb3 100644
--- a/website/client/js/controllers/tasksCtrl.js
+++ b/website/client/js/controllers/tasksCtrl.js
@@ -150,9 +150,12 @@ habitrpg.controller("TasksCtrl", ['$scope', '$rootScope', '$location', 'User','N
     $scope._today = moment().add({days: 1});
 
     $scope.loadedCompletedTodos = function () {
+      if (Tasks.loadedCompletedTodos === true) return;
+
       Tasks.getUserTasks(true)
         .then(function (response) {
-          User.user.todos.concat(response.data.data);
+          User.user.todos = User.user.todos.concat(response.data.data);
+          Tasks.loadedCompletedTodos = true;
         });
     }
 
diff --git a/website/client/js/services/taskServices.js b/website/client/js/services/taskServices.js
index 8310c326bb..e7eeef1a93 100644
--- a/website/client/js/services/taskServices.js
+++ b/website/client/js/services/taskServices.js
@@ -181,6 +181,7 @@ angular.module('habitrpg')
 
     return {
       getUserTasks: getUserTasks,
+      loadedCompletedTodos: false,
       createUserTasks: createUserTasks,
       getChallengeTasks: getChallengeTasks,
       createChallengeTasks: createChallengeTasks,