diff --git a/src/qt/guiutil.h b/src/qt/guiutil.h
index a6ecfbcc8..09c79db2d 100644
--- a/src/qt/guiutil.h
+++ b/src/qt/guiutil.h
@@ -189,7 +189,7 @@ namespace GUIUtil
     /* Format a CNodeCombinedStats.dPingTime into a user-readable string or display N/A, if 0*/
     QString formatPingTime(double dPingTime);
     
-#ifdef Q_OS_MAC
+#if defined(Q_OS_MAC) && QT_VERSION >= 0x050000
     // workaround for Qt OSX Bug:
     // https://bugreports.qt-project.org/browse/QTBUG-15631
     // QProgressBar uses around 10% CPU even when app is in background