diff --git a/bridges/ARDAudiothekBridge.php b/bridges/ARDAudiothekBridge.php
index 619c0911f06..02b6b00778d 100644
--- a/bridges/ARDAudiothekBridge.php
+++ b/bridges/ARDAudiothekBridge.php
@@ -125,6 +125,10 @@ public function collectData()
                     $item['categories'] = [$category];
                 }
 
+                $item['itunes'] = [
+                    'duration' => $audio->duration,
+                ];
+
                 $this->items[] = $item;
             }
         }