diff --git a/src/chatdlg.cpp b/src/chatdlg.cpp
index a6f35c26..5943ff31 100755
--- a/src/chatdlg.cpp
+++ b/src/chatdlg.cpp
@@ -26,7 +26,8 @@
 
 
 /* Implementation *************************************************************/
-CChatDlg::CChatDlg ( QWidget* parent, Qt::WindowFlags f )
+CChatDlg::CChatDlg ( QWidget* parent, Qt::WindowFlags f ) :
+    QDialog ( parent, f )
 {
     setupUi ( this );
 
diff --git a/src/llconclientdlg.cpp b/src/llconclientdlg.cpp
index 7a910994..c44ed4bc 100755
--- a/src/llconclientdlg.cpp
+++ b/src/llconclientdlg.cpp
@@ -26,8 +26,9 @@
 
 
 /* Implementation *************************************************************/
-CLlconClientDlg::CLlconClientDlg ( CClient* pNCliP, QWidget* parent )
-    : pClient ( pNCliP ), QDialog ( parent ),
+CLlconClientDlg::CLlconClientDlg ( CClient* pNCliP, QWidget* parent,
+                                   Qt::WindowFlags f )
+    : pClient ( pNCliP ), QDialog ( parent, f ),
     ClientSettingsDlg ( pNCliP, parent, Qt::WindowMinMaxButtonsHint ),
     ChatDlg ( parent, Qt::WindowMinMaxButtonsHint )
 {
diff --git a/src/llconclientdlg.h b/src/llconclientdlg.h
index 70a482c6..f007511e 100755
--- a/src/llconclientdlg.h
+++ b/src/llconclientdlg.h
@@ -69,7 +69,8 @@ class CLlconClientDlg : public QDialog, private Ui_CLlconClientDlgBase
     Q_OBJECT
 
 public:
-    CLlconClientDlg ( CClient* pNCliP, QWidget* parent = 0 );
+    CLlconClientDlg ( CClient* pNCliP, QWidget* parent = 0,
+                      Qt::WindowFlags f = 0 );
     virtual ~CLlconClientDlg();
 
 protected:
diff --git a/src/main.cpp b/src/main.cpp
index 8b1d5d3d..3ecc9b8e 100755
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -153,7 +153,7 @@ int main ( int argc, char** argv )
             Settings.Load ( strIniFileName.c_str() );
 
             // GUI object
-            CLlconClientDlg ClientDlg ( &Client, 0 );
+            CLlconClientDlg ClientDlg ( &Client, 0, Qt::WindowMinMaxButtonsHint );
 
             // set main window
             pMainWindow = &ClientDlg;