diff --git a/core/models.py b/core/models.py
index 5b15d50e..0c9b9838 100755
--- a/core/models.py
+++ b/core/models.py
@@ -105,7 +105,7 @@ class Key(models.Model):
         return "Key with name {0}".format(self.name)
     
 class CeleryTask(models.Model):
-    created = models.DateTimeField(auto_now_add=True, default=now())
+    created = models.DateTimeField(auto_now_add=True)
     task_id = models.CharField(max_length=255)
     user =  models.ForeignKey(User, related_name="tasks", null=True) 
     description = models.CharField(max_length=2048, null=True)  # a description of what the task is 
@@ -259,8 +259,7 @@ class Acq(models.Model):
     CHOICES = ((INDIVIDUAL,'Individual license'),(LIBRARY,'Library License'),(BORROWED,'Borrowed from Library'), (TESTING,'Just for Testing'), (RESERVE,'On Reserve'),(THANKED,'Already Thanked'),)
     created = models.DateTimeField(auto_now_add=True, db_index=True,)
     expires = models.DateTimeField(null=True)
-    refreshes = models.DateTimeField(auto_now_add=True, default=now())
-    refreshes.editable=True
+    refreshes = models.DateTimeField(auto_now_add=True)
     refreshed = models.BooleanField(default=True)
     work = models.ForeignKey("Work", related_name='acqs', null=False)
     user = models.ForeignKey(User, related_name='acqs')
diff --git a/libraryauth/models.py b/libraryauth/models.py
index 9c1ac263..d04c99b3 100644
--- a/libraryauth/models.py
+++ b/libraryauth/models.py
@@ -205,6 +205,10 @@ class IPAddressModelField(models.IPAddressField):
         defaults = {'form_class': IPAddressFormField}
         defaults.update(kwargs)
         return super(models.IPAddressField, self).formfield(**defaults)
+        
+    def deconstruct(self):
+        name, path, args, kwargs = super(models.IPAddressField, self).deconstruct()
+        return name, path, args, kwargs
 
 class Block(models.Model):
     library = models.ForeignKey(Library, related_name='ip_auths')
@@ -230,10 +234,6 @@ class Block(models.Model):
         ordering = ['lower',]
 
 
-from south.modelsinspector import add_introspection_rules
-escaped_package= __name__.replace('.', '\.')
-add_introspection_rules([], ['^' + escaped_package + '\.IPAddressModelField'])
-
 # from http://en.wikipedia.org/wiki/Luhn_algorithm#Implementation_of_standard_Mod_10
 def luhn_checksum(card_number):
     def digits_of(n):
diff --git a/requirements_versioned.pip b/requirements_versioned.pip
index 81f741cd..9b7a59e9 100644
--- a/requirements_versioned.pip
+++ b/requirements_versioned.pip
@@ -7,7 +7,6 @@ PyPDF2==1.23
 PyGithub==1.15.0
 PyYAML==3.11
 git+git://github.com/urschrei/pyzotero.git@v0.9.51
-South==0.8.4
 SPARQLWrapper==1.6.4
 WebOb==1.2.3
 WebTest==1.4.0
diff --git a/settings/common.py b/settings/common.py
index 0458c1d6..47099af4 100644
--- a/settings/common.py
+++ b/settings/common.py
@@ -143,7 +143,6 @@ INSTALLED_APPS = (
     'django.contrib.staticfiles',
     'django_comments',
     'django.contrib.humanize',
-    'south',
     'django_extensions',
     'regluit.frontend',
     'regluit.api',
@@ -310,8 +309,6 @@ LOGIN_ERROR_URL    = '/accounts/login-error/'
 
 USER_AGENT = "unglue.it.bot v0.0.1 <https://unglue.it>"
 
-SOUTH_TESTS_MIGRATE = True
-
 AUTH_PROFILE_MODULE = "core.UserProfile"
 
 # The amount of the transaction that Gluejar takes 
@@ -468,13 +465,6 @@ DROPBOX_KEY = '4efhwty5aph52bd'   #for unglue.it, just.unglue.it
 # generated from rdhyee account
 GITHUB_PUBLIC_TOKEN = 'f702409f913d7f9046f93c677710f829e2b599c9'
 
-# https://github.com/celery/django-celery/blob/master/docs/introduction.rst#for-django-17-and-newer
-SOUTH_MIGRATION_MODULES = {
-    'default': 'social.apps.django_app.default.south_migrations',
-    'tastypie': 'tastypie.south_migrations',
-    'djcelery': 'djcelery.south_migrations',
-}
-
 MOBIGEN_URL = "https://docker.gluejar.com:5001/mobigen"
 MOBIGEN_USER_ID = "admin"
 MOBIGEN_PASSWORD = "CXq5FSEQFgXtP_s"