diff --git a/requirements.txt b/requirements.txt
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,3 +9,4 @@
 sphinx-tabs
 recommonmark
 sphinx_rtd_theme
+sphinx-click
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
@@ -26,6 +26,7 @@
     "sphinx_tabs.tabs",
     "sphinx_rtd_theme",
     "sphinx.ext.graphviz",
+    "sphinx_click.ext",
 ]
 
 # Add any paths that contain templates here, relative to this directory.