diff --git a/ChangeLog b/ChangeLog
index 482ba822..635440b7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,9 +1,13 @@
 
+
 3.4.1
 
+ - show the number of connected clients in the MacOS task bar if more
+   than one client is connected
 
 
-3.4.0
+
+3.4.0 (2015-12-10)
 
 - show the names of the connected clients in the server list
 
diff --git a/Jamulus.pro b/Jamulus.pro
index 772a722e..a4ee161e 100755
--- a/Jamulus.pro
+++ b/Jamulus.pro
@@ -47,6 +47,7 @@ win32 {
         winmm.lib \
         ws2_32.lib
 } else:macx {
+    QT += macextras
     HEADERS += mac/sound.h
     SOURCES += mac/sound.cpp
     RC_FILE = mac/mainicon.icns
diff --git a/src/clientdlg.cpp b/src/clientdlg.cpp
index 6f772579..705e13f6 100755
--- a/src/clientdlg.cpp
+++ b/src/clientdlg.cpp
@@ -778,6 +778,24 @@ void CClientDlg::SetMyWindowTitle ( const int iNumClients )
                 QString ( " (%1 users)" ).arg ( iNumClients ) );
         }
     }
+
+#if defined ( __APPLE__ ) || defined ( __MACOSX )
+    // for MacOS only we show the number of connected clients as a
+    // badge label text if more than one user is connected
+    // (only available in Qt5.2)
+# if QT_VERSION >= QT_VERSION_CHECK(5, 2, 0)
+    if ( iNumClients > 1 )
+    {
+        // show the number of connected clients
+        QtMac::setBadgeLabelText ( QString ( "%1" ).arg ( iNumClients ) );
+    }
+    else
+    {
+        // clear the text (apply an empty string)
+        QtMac::setBadgeLabelText ( "" );
+    }
+# endif
+#endif
 }
 
 void CClientDlg::ShowConnectionSetupDialog()
diff --git a/src/clientdlg.h b/src/clientdlg.h
index 199a03ff..dbba9fa2 100755
--- a/src/clientdlg.h
+++ b/src/clientdlg.h
@@ -43,6 +43,11 @@
 #include "connectdlg.h"
 #include "analyzerconsole.h"
 #include "ui_clientdlgbase.h"
+#if defined ( __APPLE__ ) || defined ( __MACOSX )
+# if QT_VERSION >= QT_VERSION_CHECK(5, 2, 0)
+#  include <QtMac>
+# endif
+#endif
 
 
 /* Definitions ****************************************************************/