diff --git a/samples/dialogs/dialogs.cpp b/samples/dialogs/dialogs.cpp
index 0a3c4638ba..f17685e5b2 100644
--- a/samples/dialogs/dialogs.cpp
+++ b/samples/dialogs/dialogs.cpp
@@ -657,7 +657,7 @@ void MyFrame::MessageBox(wxCommandEvent& WXUNUSED(event))
                            "A long, long string to test out the message box "
                            "layout properly.",
                            "Message box text",
-                           wxVSCROLL | wxCENTER |
+                           wxCENTER |
                            wxNO_DEFAULT | wxYES_NO | wxCANCEL |
                            wxICON_INFORMATION);