diff --git a/openlp/core/ui/aboutdialog.py b/openlp/core/ui/aboutdialog.py
index 9af4f55c2..99ddcc92d 100644
--- a/openlp/core/ui/aboutdialog.py
+++ b/openlp/core/ui/aboutdialog.py
@@ -226,9 +226,9 @@ class Ui_AboutDialog(object):
                       'Built With\n'
                       '    Python: http://www.python.org/\n'
                       '    Qt4: http://qt.io\n'
-                      '    PyQt4: http://www.riverbankcomputing.co.uk/software/pyqt/'
-                      'intro\n'
-                      '    Oxygen Icons\n'
+                      '    PyQt4: http://www.riverbankcomputing.co.uk/software/pyqt/intro\n'
+                      '    Oxygen Icons: http://techbase.kde.org/Projects/Oxygen/\n'
+                      '    MuPDF: http://www.mupdf.com/\n'
                       '\n'
                       'Final Credit\n'
                       '    "For God so loved the world that He gave\n'