diff --git a/src/plugins/gitlab/gitlaboptionspage.cpp b/src/plugins/gitlab/gitlaboptionspage.cpp
index c5d4037c5bc..160b729e82a 100644
--- a/src/plugins/gitlab/gitlaboptionspage.cpp
+++ b/src/plugins/gitlab/gitlaboptionspage.cpp
@@ -57,7 +57,7 @@ static bool hostValid(const QString &host)
         }
         return true;
     }
-    return dn.match(host).hasMatch();
+    return (host == "localhost") || dn.match(host).hasMatch();
 }
 
 GitLabServerWidget::GitLabServerWidget(Mode m, QWidget *parent)