diff --git a/requirements.txt b/requirements.txt
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,4 +5,5 @@
 sphinx >= 1.3
 sphinxcontrib-httpdomain
 sphinxcontrib-images
+sphinxcontrib-programoutput
 recommonmark
diff --git a/swh/docs/sphinx/conf.py b/swh/docs/sphinx/conf.py
--- a/swh/docs/sphinx/conf.py
+++ b/swh/docs/sphinx/conf.py
@@ -20,6 +20,7 @@
               'sphinxcontrib.httpdomain',
               'sphinx.ext.extlinks',
               'sphinxcontrib.images',
+              'sphinxcontrib.programoutput',
               'sphinx.ext.viewcode',
               ]