diff --git a/lib/gitlab/gitlab_import/importer.rb b/lib/gitlab/gitlab_import/importer.rb
index 3f76ec97977..e6d31ea04c0 100644
--- a/lib/gitlab/gitlab_import/importer.rb
+++ b/lib/gitlab/gitlab_import/importer.rb
@@ -35,6 +35,7 @@ module Gitlab
           end
 
           project.issues.create!(
+            iid: issue["iid"],
             description: body,
             title: issue["title"],
             state: issue["state"],