diff --git a/tempest/api/object_storage/test_object_services.py b/tempest/api/object_storage/test_object_services.py
index acb578d..ede066d 100644
--- a/tempest/api/object_storage/test_object_services.py
+++ b/tempest/api/object_storage/test_object_services.py
@@ -185,7 +185,7 @@
         # create object with transfer_encoding
         object_name = data_utils.rand_name(name='TestObject')
         data = data_utils.random_bytes(1024)
-        headers = {'Transfer-Encoding': 'chunked'}
+        headers = {'Content-Type': 'application/octet-stream'}
         resp, _ = self.object_client.create_object(
             self.container_name,
             object_name,