diff --git a/eos/saveddata/character.py b/eos/saveddata/character.py
index 2e9d26456d..f0b4d9a569 100644
--- a/eos/saveddata/character.py
+++ b/eos/saveddata/character.py
@@ -192,7 +192,7 @@ def validator(self, key, val):
         map = {"ID": lambda val: isinstance(val, int),
                "name" : lambda val: True,
                "apiKey" : lambda val: val is None or (isinstance(val, basestring) and len(val) > 0),
-               "ownerID" : lambda val: isinstance(val, int)}
+               "ownerID" : lambda val: isinstance(val, int) or val is None}
 
         if map[key](val) == False: raise ValueError(str(val) + " is not a valid value for " + key)
         else: return val