diff --git a/doc/source/conf.py b/doc/source/conf.py
index 1d705f4..01c2a4b 100755
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -41,7 +41,7 @@
 master_doc = 'index'
 
 # General information about the project.
-copyright = u'2016, OpenStack Foundation'
+copyright = '2016, OpenStack Foundation'
 
 # If true, '()' will be appended to :func: etc. cross-reference text.
 add_function_parentheses = True
@@ -70,8 +70,8 @@
 latex_documents = [
     ('index',
      'doc-ironic-tempest-plugin.tex',
-     u'Ironic Tempest Plugin Documentation',
-     u'OpenStack Foundation', 'manual'),
+     'Ironic Tempest Plugin Documentation',
+     'OpenStack Foundation', 'manual'),
 ]
 
 # Example configuration for intersphinx: refer to the Python standard library.