diff --git a/pylasu/astruntime.py b/pylasu/astruntime.py
index 909882e..f7d4f49 100644
--- a/pylasu/astruntime.py
+++ b/pylasu/astruntime.py
@@ -6,10 +6,9 @@
 
 
 def unserialize_result(json_result, root_unserializer) -> Result:
-    return Result(
-        root=root_unserializer(json_result['root']) if 'root' in json_result else None,
-        issues=[unserialize_issue(issue) for issue in json_result['issues']] if 'issues' in json_result else []
-    )
+    result = Result(root=root_unserializer(json_result['root']) if 'root' in json_result else None)
+    result.issues = [unserialize_issue(issue) for issue in json_result['issues']] if 'issues' in json_result else []
+    return result
 
 
 def unserialize_issue(json_issue) -> Issue: