diff --git a/requirements.txt b/requirements.txt
index f462f3c..5fec217 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
 sphinx_design == 0.4.1
 sphinxcontrib-youtube == 1.2.0
-sphinxcontrib-video == 0.1.1
\ No newline at end of file
+sphinxcontrib-video == 0.1.1
+sphinx-rtd-theme == 1.2.0rc1
\ No newline at end of file