diff --git a/djangotoolbox/db/utils.py b/djangotoolbox/db/utils.py
index 9cf4271..5e7cd11 100644
--- a/djangotoolbox/db/utils.py
+++ b/djangotoolbox/db/utils.py
@@ -1,4 +1,7 @@
-from django.db.backends.util import format_number
+try:
+    from django.db.backends.utils import format_number
+except ImportError:
+    from django.db.backends.util import format_number
 
 
 def decimal_to_string(value, max_digits=16, decimal_places=0):
diff --git a/djangotoolbox/fields.py b/djangotoolbox/fields.py
index c4e877b..eb35f82 100644
--- a/djangotoolbox/fields.py
+++ b/djangotoolbox/fields.py
@@ -1,12 +1,15 @@
 # All fields except for BlobField written by Jonas Haag <jonas@lophus.org>
 
 from django.core.exceptions import ValidationError
-from django.utils.importlib import import_module
 from django.db import models
 from django.db.models.fields.subclassing import Creator
 from django.db.utils import IntegrityError
 from django.db.models.fields.related import add_lazy_relation
 
+try:
+    from django.utils.module_loading import import_string as import_module
+except ImportError:
+    from django.utils.importlib import import_module        
 
 __all__ = ('RawField', 'ListField', 'SetField', 'DictField',
            'EmbeddedModelField', 'BlobField')