diff --git a/docs/conf.py b/docs/conf.py
index b8f693a..7fd52e1 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -82,8 +82,8 @@
 ]
 #sys.modules.update((mod_name, Mock()) for mod_name in MOCK_MODULES)
 
-#html_theme = "sphinx_rtd_theme"
-#html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
+html_theme = "sphinx_rtd_theme"
+html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
 
 html_theme_options = {
     "collapse_navigation": False,
diff --git a/requirements.docs.txt b/requirements.docs.txt
index f19eb3b..044b1de 100644
--- a/requirements.docs.txt
+++ b/requirements.docs.txt
@@ -17,5 +17,4 @@ ASLPAw
 pooch
 dynetx
 matplotlib
-mock
 sphinx_rtd_theme