django 1.8 doesn't allows both auto_now* and default on DateTimeField
diff --git a/xos/core/models/plcorebase.py b/xos/core/models/plcorebase.py
index 060570d..76c2e54 100644
--- a/xos/core/models/plcorebase.py
+++ b/xos/core/models/plcorebase.py
@@ -198,8 +198,8 @@
# default values for created and updated are only there to keep evolution
# from failing.
- created = models.DateTimeField(auto_now_add=True, default=timezone.now)
- updated = models.DateTimeField(default=timezone.now)
+ created = models.DateTimeField(auto_now_add=True)
+ updated = models.DateTimeField(auto_now=True)
enacted = models.DateTimeField(null=True, blank=True, default=None)
policed = models.DateTimeField(null=True, blank=True, default=None)