diff --git a/src/qidenticon.py b/src/qidenticon.py
index 30b61b9b..13be3578 100644
--- a/src/qidenticon.py
+++ b/src/qidenticon.py
@@ -44,7 +44,7 @@ from six.moves import range
 
 try:
     from PyQt5 import QtCore, QtGui
-except ImportError:
+except (ImportError, RuntimeError):
     from PyQt4 import QtCore, QtGui