diff --git a/app/Http/Controllers/ActionController.php b/app/Http/Controllers/ActionController.php
index 7941ece..360230e 100644
--- a/app/Http/Controllers/ActionController.php
+++ b/app/Http/Controllers/ActionController.php
@@ -510,6 +510,9 @@ public function delete() {
         // delete links
         DB::table('action_measure')->where('action_id', $action->id)->delete();
 
+        // relete links to owners
+        $action->owners()->detach();
+
         // delete
         $action->delete();