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-rw-r--r--heat/tests/test_nested_stack.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/heat/tests/test_nested_stack.py b/heat/tests/test_nested_stack.py
index bd4f005d8..2fd71eecf 100644
--- a/heat/tests/test_nested_stack.py
+++ b/heat/tests/test_nested_stack.py
@@ -12,7 +12,8 @@
# under the License.
-import mock
+from unittest import mock
+
from oslo_config import cfg
from requests import exceptions
import yaml