diff --git a/django/contrib/auth/tests/hashers.py b/django/contrib/auth/tests/hashers.py
index bf68c45a1b..cf383e3da1 100644
--- a/django/contrib/auth/tests/hashers.py
+++ b/django/contrib/auth/tests/hashers.py
@@ -14,6 +14,10 @@ except ImportError:
 
 try:
     import bcrypt
+    # Django 1.4 works only with py-bcrypt, not with bcrypt. py-bcrypt has
+    # '_bcrypt' attribute, bcrypt doesn't.
+    if not hasattr(bcrypt, '_bcrypt'):
+        bcrypt = None
 except ImportError:
     bcrypt = None