diff --git a/win/Qt/Install.Qt b/win/Qt/Install.Qt
index a92d13bf2..19a643e59 100644
--- a/win/Qt/Install.Qt
+++ b/win/Qt/Install.Qt
@@ -21,6 +21,10 @@ To use this code:
         interfaces (in which case be sure you have the right curses
         libraries etc. required for that interface).
 
+	If you are using Qt 2.1 or earlier, you will need to undefine
+	USER_SOUNDS as these versions of Qt do no include the necessary
+	library support.
+
    3. ../../src/Makefile
 
 	ensure your QTDIR environment variable was set correctly when
diff --git a/win/Qt/qt_win.cpp b/win/Qt/qt_win.cpp
index 848a3d64c..5aba22bf3 100644
--- a/win/Qt/qt_win.cpp
+++ b/win/Qt/qt_win.cpp
@@ -2028,7 +2028,8 @@ void NetHackQtLabelledIcon::setFont(const QFont& f)
 }
 void NetHackQtLabelledIcon::show()
 {
-    if (isHidden()) highlight(hl_bad);
+    // Note: use of isHidden does not work with Qt 2.1
+    if (!isVisible()) highlight(hl_bad);
     QWidget::show();
 }
 void NetHackQtLabelledIcon::highlightWhenChanging()
@@ -4538,7 +4539,8 @@ winid NetHackQtBind::qt_create_nhwindow(int type)
 	window=new NetHackQtTextWindow(keybuffer);
     }
 
-    if ( splash && !main->isHidden() ) {
+    // Note: use of isHidden does not work with Qt 2.1
+    if (splash && main->isVisible()) {
 	delete splash;
 	splash = 0;
     }