1 files changed, 2 insertions, 0 deletions

diff --git a/inputmethods/keyboard/keyboardimpl.cpp b/inputmethods/keyboard/keyboardimpl.cpp
index 3c77fe6..701d35f 100644
--- a/inputmethods/keyboard/keyboardimpl.cpp
+++ b/inputmethods/keyboard/keyboardimpl.cpp
@@ -110,16 +110,18 @@ void KeyboardImpl::onKeyPress( QObject *receiver, const char *slot )
 #ifndef QT_NO_COMPONENT
 QRESULT KeyboardImpl::queryInterface( const QUuid &uuid, QUnknownInterface **iface )
 {
     *iface = 0;
     if ( uuid == IID_QUnknown )
         *iface = this;
     else if ( uuid == IID_InputMethod )
         *iface = this;
+    else
+        return QS_FALSE;
 
     if ( *iface )
         (*iface)->addRef();
     return QS_OK;
 }
 
 Q_EXPORT_INTERFACE()
 {