diff --git a/src/msw/printwin.cpp b/src/msw/printwin.cpp
index 59e6624042..802f1082c6 100644
--- a/src/msw/printwin.cpp
+++ b/src/msw/printwin.cpp
@@ -306,7 +306,7 @@ wxDC* wxWindowsPrinter::PrintDialog(wxWindow *parent)
     return dc;
 }
 
-bool wxWindowsPrinter::Setup(wxWindow *parent)
+bool wxWindowsPrinter::Setup(wxWindow *WXUNUSED(parent))
 {
 #if 0
     // We no longer expose that dialog