diff --git a/app/Model/TaskDuplicationModel.php b/app/Model/TaskDuplicationModel.php
index cb32baab1..24845dae9 100644
--- a/app/Model/TaskDuplicationModel.php
+++ b/app/Model/TaskDuplicationModel.php
@@ -58,9 +58,21 @@ class TaskDuplicationModel extends Base
         if ($new_task_id !== false) {
             $this->tagDuplicationModel->duplicateTaskTags($task_id, $new_task_id);
             $this->taskLinkModel->create($new_task_id, $task_id, 4);
+
+            $externalLinks = $this->taskExternalLinkModel->getAll($task_id);
+            foreach ($externalLinks as $externalLink) {
+                $this->taskExternalLinkModel->create([
+                    'task_id' => $new_task_id,
+                    'creator_id' => $externalLink['creator_id'],
+                    'dependency' => $externalLink['dependency'],
+                    'title' => $externalLink['title'],
+                    'link_type' => $externalLink['link_type'],
+                    'url' => $externalLink['url'],
+                ]);
+            }
         }
 
-        $hook_values = [ 'source_task_id' => $task_id, 'destination_task_id' => $new_task_id];
+        $hook_values = ['source_task_id' => $task_id, 'destination_task_id' => $new_task_id];
         $this->hook->reference('model:task:duplication:aftersave', $hook_values);
 
         return $new_task_id;
diff --git a/app/Model/TaskRecurrenceModel.php b/app/Model/TaskRecurrenceModel.php
index ffe43f8c2..201a3407e 100644
--- a/app/Model/TaskRecurrenceModel.php
+++ b/app/Model/TaskRecurrenceModel.php
@@ -92,6 +92,18 @@ class TaskRecurrenceModel extends TaskDuplicationModel
             if ($recurring_task_id !== false) {
                 $this->tagDuplicationModel->duplicateTaskTags($task_id, $recurring_task_id);
 
+                $externalLinks = $this->taskExternalLinkModel->getAll($task_id);
+                foreach ($externalLinks as $externalLink) {
+                    $this->taskExternalLinkModel->create([
+                        'task_id' => $recurring_task_id,
+                        'creator_id' => $externalLink['creator_id'],
+                        'dependency' => $externalLink['dependency'],
+                        'title' => $externalLink['title'],
+                        'link_type' => $externalLink['link_type'],
+                        'url' => $externalLink['url'],
+                    ]);
+                }
+
                 $parent_update = $this->db
                     ->table(TaskModel::TABLE)
                     ->eq('id', $task_id)
diff --git a/tests/units/Action/TaskDuplicateAnotherProjectTest.php b/tests/units/Action/TaskDuplicateAnotherProjectTest.php
index 676240ee0..5cd0c9778 100644
--- a/tests/units/Action/TaskDuplicateAnotherProjectTest.php
+++ b/tests/units/Action/TaskDuplicateAnotherProjectTest.php
@@ -13,12 +13,6 @@ class TaskDuplicateAnotherProjectTest extends Base
 {
     public function testSuccess()
     {
-        $this->container['externalLinkManager'] = $this
-            ->getMockBuilder('Kanboard\Core\ExternalLink\ExternalLinkManager')
-            ->setConstructorArgs(array($this->container))
-            ->setMethods(['push'])
-            ->getMock();
-
         $projectModel = new ProjectModel($this->container);
         $taskCreationModel = new TaskCreationModel($this->container);
         $taskFinderModel = new TaskFinderModel($this->container);
diff --git a/tests/units/Base.php b/tests/units/Base.php
index 2af1e4dd6..041e191c7 100644
--- a/tests/units/Base.php
+++ b/tests/units/Base.php
@@ -87,6 +87,11 @@ abstract class Base extends PHPUnit\Framework\TestCase
         $this->container['db']->getStatementHandler()->withLogging();
         $this->container['cli'] = new \Symfony\Component\Console\Application('Kanboard', 'test');
 
+        $this->container['externalLinkManager'] = $this
+            ->getMockBuilder('Kanboard\Core\ExternalLink\ExternalLinkManager')
+            ->setConstructorArgs(array($this->container))
+            ->getMock();
+
         $this->container['httpClient'] = $this
             ->getMockBuilder('\Kanboard\Core\Http\Client')
             ->setConstructorArgs(array($this->container))
diff --git a/tests/units/Model/ProjectDuplicationModelTest.php b/tests/units/Model/ProjectDuplicationModelTest.php
index 859b1ec3a..c0d954d8e 100644
--- a/tests/units/Model/ProjectDuplicationModelTest.php
+++ b/tests/units/Model/ProjectDuplicationModelTest.php
@@ -498,12 +498,6 @@ class ProjectDuplicationModelTest extends Base
 
     public function testCloneProjectWithTasks()
     {
-        $this->container['externalLinkManager'] = $this
-            ->getMockBuilder('Kanboard\Core\ExternalLink\ExternalLinkManager')
-            ->setConstructorArgs(array($this->container))
-            ->setMethods(['push'])
-            ->getMock();
-
         $projectModel = new ProjectModel($this->container);
         $projectDuplicationModel = new ProjectDuplicationModel($this->container);
         $taskCreationModel = new TaskCreationModel($this->container);
@@ -528,12 +522,6 @@ class ProjectDuplicationModelTest extends Base
 
     public function testCloneProjectWithSwimlanesAndTasks()
     {
-        $this->container['externalLinkManager'] = $this
-            ->getMockBuilder('Kanboard\Core\ExternalLink\ExternalLinkManager')
-            ->setConstructorArgs(array($this->container))
-            ->setMethods(['push'])
-            ->getMock();
-
         $projectModel = new ProjectModel($this->container);
         $projectDuplicationModel = new ProjectDuplicationModel($this->container);
         $swimlaneModel = new SwimlaneModel($this->container);
@@ -584,12 +572,6 @@ class ProjectDuplicationModelTest extends Base
 
     public function testCloneProjectWithTags()
     {
-        $this->container['externalLinkManager'] = $this
-            ->getMockBuilder('Kanboard\Core\ExternalLink\ExternalLinkManager')
-            ->setConstructorArgs(array($this->container))
-            ->setMethods(['push'])
-            ->getMock();
-
         $projectModel = new ProjectModel($this->container);
         $projectDuplicationModel = new ProjectDuplicationModel($this->container);
         $taskCreationModel = new TaskCreationModel($this->container);
diff --git a/tests/units/Model/TaskProjectDuplicationModelTest.php b/tests/units/Model/TaskProjectDuplicationModelTest.php
index 8043b2577..8c4a0d473 100644
--- a/tests/units/Model/TaskProjectDuplicationModelTest.php
+++ b/tests/units/Model/TaskProjectDuplicationModelTest.php
@@ -17,17 +17,6 @@ use Kanboard\Model\UserModel;
 
 class TaskProjectDuplicationModelTest extends Base
 {
-    protected function setUp(): void
-    {
-        parent::setUp();
-
-        $this->container['externalLinkManager'] = $this
-            ->getMockBuilder('Kanboard\Core\ExternalLink\ExternalLinkManager')
-            ->setConstructorArgs(array($this->container))
-            ->setMethods(['push'])
-            ->getMock();
-    }
-
     public function testDuplicateAnotherProject()
     {
         $taskProjectDuplicationModel = new TaskProjectDuplicationModel($this->container);