diff --git a/src/cocoa/gauge.mm b/src/cocoa/gauge.mm
index 73e1dff6bf..7feb27ef6d 100644
--- a/src/cocoa/gauge.mm
+++ b/src/cocoa/gauge.mm
@@ -44,7 +44,7 @@ bool wxGauge::Create(wxWindow *parent, wxWindowID winid, int range,
     // this actually makes the widgets sample work so it's better than nothing.
     if(style & wxGA_VERTICAL)
     {
-        wxLogDebug("wxGA_VERTICAL may not work correctly.  See src/cocoa/gauge.mm");
+        wxLogDebug(wxT("wxGA_VERTICAL may not work correctly.  See src/cocoa/gauge.mm"));
         [m_cocoaNSView setBoundsRotation:-90.0];
     }
 
diff --git a/src/cocoa/stattext.mm b/src/cocoa/stattext.mm
index f0fbc1f059..f45eab54e1 100644
--- a/src/cocoa/stattext.mm
+++ b/src/cocoa/stattext.mm
@@ -71,7 +71,7 @@ void wxStaticText::SetLabel(const wxString& label)
     [GetNSTextField() setStringValue:wxNSStringWithWxString(label)];
     NSRect oldFrameRect = [GetNSTextField() frame];
     NSView *superview = [GetNSTextField() superview];
-    wxLogTrace(wxTRACE_COCOA_Window_Size, "wxStaticText::SetLabel Old Position: (%d,%d)", GetPosition().x, GetPosition().y);
+    wxLogTrace(wxTRACE_COCOA_Window_Size, wxT("wxStaticText::SetLabel Old Position: (%d,%d)"), GetPosition().x, GetPosition().y);
     [GetNSTextField() sizeToFit];
     NSRect newFrameRect = [GetNSTextField() frame];
     // Ensure new size is an integer so GetSize returns valid data
@@ -83,7 +83,7 @@ void wxStaticText::SetLabel(const wxString& label)
     }
     [GetNSTextField() setFrame:newFrameRect];
     // New origin (wx coords) should always match old origin
-    wxLogTrace(wxTRACE_COCOA_Window_Size, "wxStaticText::SetLabel New Position: (%d,%d)", GetPosition().x, GetPosition().y);
+    wxLogTrace(wxTRACE_COCOA_Window_Size, wxT("wxStaticText::SetLabel New Position: (%d,%d)"), GetPosition().x, GetPosition().y);
 
     [[GetNSTextField() superview] setNeedsDisplayInRect:oldFrameRect];
     [[GetNSTextField() superview] setNeedsDisplayInRect:newFrameRect];