diff --git a/src/plugins/projectexplorer/projectwelcomepagewidget.ui b/src/plugins/projectexplorer/projectwelcomepagewidget.ui
index 2b6e582bd372c3d8a6f2c58294496f75ec1b705c..64af026f160cf8769bb50e16ccadeafe7dcf99fe 100644
--- a/src/plugins/projectexplorer/projectwelcomepagewidget.ui
+++ b/src/plugins/projectexplorer/projectwelcomepagewidget.ui
@@ -189,7 +189,7 @@
  <customwidgets>
   <customwidget>
    <class>Utils::WelcomeModeTreeWidget</class>
-   <extends>QTreeWidget</extends>
+   <extends>QWidget</extends>
    <header>utils/welcomemodetreewidget.h</header>
   </customwidget>
   <customwidget>
diff --git a/src/plugins/qt4projectmanager/gettingstartedwelcomepagewidget.ui b/src/plugins/qt4projectmanager/gettingstartedwelcomepagewidget.ui
index 17a1d1ce67b27a09a913d44c99f61899dbf2e3ad..803a7928e4cb7c1ff19dfaa13809c1358e3fd0b3 100644
--- a/src/plugins/qt4projectmanager/gettingstartedwelcomepagewidget.ui
+++ b/src/plugins/qt4projectmanager/gettingstartedwelcomepagewidget.ui
@@ -329,7 +329,7 @@
  <customwidgets>
   <customwidget>
    <class>Utils::WelcomeModeTreeWidget</class>
-   <extends>QTreeWidget</extends>
+   <extends>QWidget</extends>
    <header>utils/welcomemodetreewidget.h</header>
   </customwidget>
   <customwidget>
diff --git a/src/plugins/welcome/communitywelcomepagewidget.ui b/src/plugins/welcome/communitywelcomepagewidget.ui
index 98cc438303a647bf2d113bf1855c3171ec86370d..9e3a3c9260a22e5626f4a79ff0c415e1f3ae0963 100644
--- a/src/plugins/welcome/communitywelcomepagewidget.ui
+++ b/src/plugins/welcome/communitywelcomepagewidget.ui
@@ -126,7 +126,7 @@
  <customwidgets>
   <customwidget>
    <class>Utils::WelcomeModeTreeWidget</class>
-   <extends>QTreeWidget</extends>
+   <extends>QWidget</extends>
    <header>utils/welcomemodetreewidget.h</header>
   </customwidget>
   <customwidget>