diff --git a/rattail/django/db.py b/rattail/django/db.py
index c000664..398d754 100644
--- a/rattail/django/db.py
+++ b/rattail/django/db.py
@@ -42,7 +42,7 @@ class RattailRouter(object):
 
     def __init__(self):
         self.db_alias = getattr(settings, 'RATTAIL_DATABASE_ALIAS', 'rattail')
-        # self.managed = bool(getattr(settings, 'RATTAIL_DJANGO_MANAGED', False))
+        self.managed = bool(getattr(settings, 'RATTAIL_DJANGO_MANAGED', False))
 
     def db_for_read(self, model, **hints):
         if model._meta.app_label == 'rattail':
@@ -52,6 +52,6 @@ class RattailRouter(object):
         if model._meta.app_label == 'rattail':
             return self.db_alias
 
-    # def allow_syncdb(self, db, model):
-    #     if model._meta.app_label == 'rattail':
-    #         return self.managed
+    def allow_syncdb(self, db, model):
+        if model._meta.app_label == 'rattail':
+            return self.managed
diff --git a/rattail/django/rattail/models/core.py b/rattail/django/rattail/models/core.py
index 91b9fb5..0c1755a 100644
--- a/rattail/django/rattail/models/core.py
+++ b/rattail/django/rattail/models/core.py
@@ -43,7 +43,7 @@ class Model(models.Model):
     class Meta:
         abstract = True
         app_label = 'rattail'
-        managed = bool(getattr(settings, 'RATTAIL_DJANGO_MANAGED', False))
+        managed = bool(getattr(settings, 'RATTAIL_DJANGO_MANAGED', True))
 
     @classmethod
     def prefix(cls, table_name):
@@ -55,9 +55,9 @@ class Model(models.Model):
         database, or an externally-managed one.
         """
 
-        managed = bool(getattr(settings, 'RATTAIL_DJANGO_MANAGED', False))
+        managed = bool(getattr(settings, 'RATTAIL_DJANGO_MANAGED', True))
         if managed:
-            return 'rattail_' + table_name
+            table_name = 'rattail_' + table_name
         return table_name