diff --git a/src/plugins/projectexplorer/kitmanager.h b/src/plugins/projectexplorer/kitmanager.h
index 7cbc661a5c1..99e9a40ac6a 100644
--- a/src/plugins/projectexplorer/kitmanager.h
+++ b/src/plugins/projectexplorer/kitmanager.h
@@ -150,9 +150,6 @@ public:
 
     Kit *kit() const { return m_kit; }
 
-signals:
-    void dirty();
-
 protected:
     Kit *m_kit;
     const KitAspect *m_kitInformation;