diff --git a/bindep.txt b/bindep.txt
index 0c3f3dba13..b7a13ae173 100644
--- a/bindep.txt
+++ b/bindep.txt
@@ -5,3 +5,5 @@ firefox-esr [selenium platform:debian]
 xvfb [selenium platform:dpkg]
 # already part of xorg-x11-server on openSUSE
 xorg-x11-server-Xvfb [selenium platform:redhat]
+# Required to build language docs
+gettext
diff --git a/doc/requirements.txt b/doc/requirements.txt
index faa25cc8b3..7736ef89a0 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -1,6 +1,7 @@
-openstackdocstheme>=2.2.0 # Apache-2.0
+openstackdocstheme>=2.2.1 # Apache-2.0
 reno>=3.1.0 # Apache-2.0
 sphinx>=2.0.0 # BSD
+sphinxcontrib-svg2pdfconverter>=0.1.0 # BSD
 doc8>=0.8.1 # Apache-2.0
 
 # The below is rewquired to build testing module reference
diff --git a/doc/source/conf.py b/doc/source/conf.py
index 191b01ef27..2905edfd7c 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -110,7 +110,7 @@ copyright = '2012, OpenStack Foundation'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
-# language = None
+language = 'en'
 
 # There are two options for replacing |today|: either, you set today to some
 # non-false value, then it is used:
@@ -342,3 +342,5 @@ epub_copyright = '2012, OpenStack'
 
 # Allow duplicate toc entries.
 # epub_tocdup = True
+
+locale_dirs = ['locale/']
diff --git a/tox.ini b/tox.ini
index 38cc1e205e..049dec5616 100644
--- a/tox.ini
+++ b/tox.ini
@@ -153,6 +153,9 @@ deps =
 commands =
   sphinx-build -j auto -W -b html doc/source doc/build/html
   doc8 doc/source
+  docstheme-build-translated.sh
+setenv =
+  SPHINX_WARNINGS_TRANS=1
 
 [testenv:venv-docs]
 deps = {[testenv:docs]deps}