diff --git a/openlp/core/ui/maindisplay.py b/openlp/core/ui/maindisplay.py
index 3931139d1..d5960f966 100644
--- a/openlp/core/ui/maindisplay.py
+++ b/openlp/core/ui/maindisplay.py
@@ -69,8 +69,6 @@ class MainDisplay(DisplayWidget):
         self.hideMode = None
         self.videoHide = False
         self.override = {}
-        mainIcon = build_icon(u':/icon/openlp-logo-16x16.png')
-        self.setWindowIcon(mainIcon)
         self.retranslateUi()
         self.setStyleSheet(u'border: 0px; margin: 0px; padding: 0px;')
         self.setWindowFlags(QtCore.Qt.FramelessWindowHint | QtCore.Qt.Tool |
diff --git a/openlp/core/ui/mainwindow.py b/openlp/core/ui/mainwindow.py
index 32a28d474..cb01e37a1 100644
--- a/openlp/core/ui/mainwindow.py
+++ b/openlp/core/ui/mainwindow.py
@@ -71,7 +71,7 @@ class Ui_MainWindow(object):
         mainWindow.setObjectName(u'MainWindow')
         mainWindow.resize(self.settingsmanager.width,
             self.settingsmanager.height)
-        mainWindow.setWindowIcon(build_icon(u':/icon/openlp-logo-16x16.png'))
+        mainWindow.setWindowIcon(build_icon(u':/icon/openlp-logo-64x64.png'))
         mainWindow.setDockNestingEnabled(True)
         # Set up the main container, which contains all the other form widgets.
         self.MainContent = QtGui.QWidget(mainWindow)