diff --git a/graphene/contrib/django/fields.py b/graphene/contrib/django/fields.py
index 84a5f3a5..013bc157 100644
--- a/graphene/contrib/django/fields.py
+++ b/graphene/contrib/django/fields.py
@@ -5,7 +5,6 @@ from graphene import relay
 
 from graphene.core.fields import Field, LazyField
 from graphene.utils import cached_property, memoize
-from graphene.env import get_global_schema
 
 from graphene.relay.types import BaseNode
 
@@ -14,7 +13,7 @@ from django.db.models.manager import Manager
 
 
 def get_type_for_model(schema, model):
-    schema = schema or get_global_schema()
+    schema = schema
     types = schema.types.values()
     for _type in types:
         type_model = hasattr(_type,'_meta') and getattr(_type._meta, 'model', None)
diff --git a/graphene/relay/types.py b/graphene/relay/types.py
index 763168b4..a9eae9c0 100644
--- a/graphene/relay/types.py
+++ b/graphene/relay/types.py
@@ -6,7 +6,6 @@ from graphql_relay.connection.connection import (
     connectionDefinitions
 )
 
-from graphene.env import get_global_schema
 from graphene.core.types import Interface
 from graphene.core.fields import LazyNativeField
 from graphene.utils import memoize