diff --git a/python_tools/void_python_tools/voidUtil/catalogUtil.py b/python_tools/void_python_tools/voidUtil/catalogUtil.py
index a5dd4d3..363293d 100644
--- a/python_tools/void_python_tools/voidUtil/catalogUtil.py
+++ b/python_tools/void_python_tools/voidUtil/catalogUtil.py
@@ -538,9 +538,9 @@ def stackVoids(catalog, stackMode = "ball"):
     else:
       voidPart = getVoidPart(catalog, void.voidID)
       localPart = np.zeros((3,len(voidPart)))
-      localPart[0,:] = getArray(localPart, 'x')
-      localPart[1,:] = getArray(localPart, 'y')
-      localPart[2,:] = getArray(localPart, 'z')
+      localPart[0,:] = getArray(voidPart, 'x')
+      localPart[1,:] = getArray(voidPart, 'y')
+      localPart[2,:] = getArray(voidPart, 'z')
 
     shiftedPart = shiftPart(localPart, center, periodicLine, catalog.ranges)