diff --git a/src/plugins/mercurial/clonewizard.h b/src/plugins/mercurial/clonewizard.h
index 54a91bfb577..53f31db5e31 100644
--- a/src/plugins/mercurial/clonewizard.h
+++ b/src/plugins/mercurial/clonewizard.h
@@ -39,6 +39,7 @@ namespace Internal {
 
 class CloneWizard : public VCSBase::BaseCheckoutWizard
 {
+    Q_OBJECT
 public:
     CloneWizard(QObject *parent = 0);