diff --git a/samples/calendar/calendar.cpp b/samples/calendar/calendar.cpp
index 710a20b00b..a19364dc5c 100644
--- a/samples/calendar/calendar.cpp
+++ b/samples/calendar/calendar.cpp
@@ -251,8 +251,8 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
                     _T("Allow changing the year in the calendar"),
                     TRUE);
     menuCal->AppendSeparator();
-    menuCal->Append(Calendar_Cal_SetDate, "SetDate()", "Set date to 2005-12-24.");
-    menuCal->Append(Calendar_Cal_Today, "Today()", "Set the current date.");
+    menuCal->Append(Calendar_Cal_SetDate, _T("SetDate()"), _T("Set date to 2005-12-24."));
+    menuCal->Append(Calendar_Cal_Today, _T("Today()"), _T("Set the current date."));
 
     // now append the freshly created menu to the menu bar...
     wxMenuBar *menuBar = new wxMenuBar;
diff --git a/samples/shaped/shaped.cpp b/samples/shaped/shaped.cpp
index c0f546cec3..6198bc181a 100644
--- a/samples/shaped/shaped.cpp
+++ b/samples/shaped/shaped.cpp
@@ -158,7 +158,7 @@ ShapedFrame::ShapedFrame()
            )
 {
     m_hasShape = FALSE;
-    m_bmp = wxBitmap("star.png", wxBITMAP_TYPE_PNG);
+    m_bmp = wxBitmap(wxT("star.png"), wxBITMAP_TYPE_PNG);
     SetSize(wxSize(m_bmp.GetWidth(), m_bmp.GetHeight()));
 #ifndef __WXMAC__
     // On wxMac the tooltip gets clipped by the window shape, YUCK!!