diff --git a/python_tools/void_python_tools/voidUtil/plotUtil.py b/python_tools/void_python_tools/voidUtil/plotUtil.py
index b324816..4ccf599 100644
--- a/python_tools/void_python_tools/voidUtil/plotUtil.py
+++ b/python_tools/void_python_tools/voidUtil/plotUtil.py
@@ -17,7 +17,7 @@
 #   with this program; if not, write to the Free Software Foundation, Inc.,
 #   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 #+
-__all__=['plotNumberFunction','plotEllipDist',]
+__all__=['plotNumberFunction','plotEllipDist','plotVoidCells']
 
 from void_python_tools.backend.classes import *
 from plotDefs import *