diff --git a/tempest/api/orchestration/base.py b/tempest/api/orchestration/base.py
index 6578680..f2c59f3 100644
--- a/tempest/api/orchestration/base.py
+++ b/tempest/api/orchestration/base.py
@@ -96,7 +96,7 @@
     @classmethod
     def _create_keypair(cls, name_start='keypair-heat-'):
         kp_name = data_utils.rand_name(name_start)
-        body = cls.keypairs_client.create_keypair(name=kp_name)
+        body = cls.keypairs_client.create_keypair(name=kp_name)['keypair']
         cls.keypairs.append(kp_name)
         return body