diff --git a/preferences/aes_field.py b/preferences/aes_field.py
index 81f8accc..8b8f7f9d 100644
--- a/preferences/aes_field.py
+++ b/preferences/aes_field.py
@@ -33,8 +33,6 @@ def decrypt(key, s):
 
 class AESEncryptedField(models.CharField):
     def save_form_data(self, instance, data):
-        if value is None:
-            return value
         setattr(instance, self.name,
                 binascii.b2a_base64(encrypt(settings.AES_KEY, data)))