diff --git a/Tests/QtAutomoc/abc.cpp b/Tests/QtAutomoc/abc.cpp
index 25071cdf2..4bbc76905 100644
--- a/Tests/QtAutomoc/abc.cpp
+++ b/Tests/QtAutomoc/abc.cpp
@@ -13,6 +13,7 @@
 
 
 #include "abc.h"
+#include "abc_p.h"
 
 #include <stdio.h>
 
@@ -35,11 +36,14 @@ void Abc::doAbc()
 {
   PrintAbc pa;
   pa.print();
+  AbcP abcP;
+  abcP.doAbcP();
 }
 
 // check that including the moc file for the cpp file and the header works:
 #include "abc.moc"
 #include "moc_abc.cpp"
+#include "moc_abc_p.cpp"
 
 // check that including a moc file from another header works:
 #include "moc_xyz.cpp"
diff --git a/Tests/QtAutomoc/abc_p.h b/Tests/QtAutomoc/abc_p.h
new file mode 100644
index 000000000..952fff315
--- /dev/null
+++ b/Tests/QtAutomoc/abc_p.h
@@ -0,0 +1,30 @@
+/*============================================================================
+  CMake - Cross Platform Makefile Generator
+  Copyright 2004-2011 Kitware, Inc.
+  Copyright 2011 Alexander Neundorf (neundorf@kde.org)
+
+  Distributed under the OSI-approved BSD License (the "License");
+  see accompanying file Copyright.txt for details.
+
+  This software is distributed WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the License for more information.
+============================================================================*/
+
+#ifndef ABC_P_H
+#define ABC_P_H
+
+#include <QObject>
+
+#include <stdio.h>
+
+class AbcP : public QObject
+{
+  Q_OBJECT
+  public:
+    AbcP() {}
+  public slots:
+    void doAbcP() { printf("I am private abc !\n"); }
+};
+
+#endif