diff --git a/.readthedocs.yml b/.readthedocs.yml
index ca15383e..4e534f30 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -20,6 +20,5 @@ formats:
 
 # Optionally set the version of Python and requirements required to build your docs
 python:
-  version: 3.7
   install:
     - requirements: docs/source/requirements.txt
diff --git a/docs/source/requirements.txt b/docs/source/requirements.txt
index 483a4e96..b23adee9 100644
--- a/docs/source/requirements.txt
+++ b/docs/source/requirements.txt
@@ -1 +1,2 @@
 sphinx_rtd_theme
+docutils==0.17.1