diff --git a/.readthedocs.yml b/.readthedocs.yml
index 366facc5..301901d8 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -7,3 +7,5 @@ mkdocs:
 
 python:
   version: 3.7
+  install:
+    - requirements: requirements-dev.txt
diff --git a/requirements-dev.txt b/requirements-dev.txt
index c6677778..1ecc8596 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
 -e .
+-e ./docs/mkdocs_include_markdown_plugin
 pytest
 mkdocs==1.0.4
-