diff --git a/app/Models/Activity.php b/app/Models/Activity.php
index 9197606460ff..afeda7e23c5f 100644
--- a/app/Models/Activity.php
+++ b/app/Models/Activity.php
@@ -133,6 +133,14 @@ class Activity extends StaticModel
         return $this->belongsTo(Invoice::class)->withTrashed();
     }
 
+    /**
+     * @return mixed
+     */
+    public function quote()
+    {
+        return $this->belongsTo(Quote::class)->withTrashed();
+    }
+
     /**
      * @return mixed
      */