diff --git a/readthedocs.yml b/readthedocs.yml
index aeb3abd..65aeab7 100644
--- a/readthedocs.yml
+++ b/readthedocs.yml
@@ -2,4 +2,5 @@ ersion: 2
 sphinx:
   configuration: conf.py
 python:
+   requirements: requirements.txt
    version: 3.7
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..6da3e1e
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+sphinxcontrib-contentui
\ No newline at end of file