diff --git a/docs/requirements.txt b/docs/requirements.txt
index 9dda4bf..3edacf0 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -10,4 +10,5 @@ pyproj
 mocpy
 dask
 sqlalchemy
-docutils
\ No newline at end of file
+docutils
+sphinx-rtd-theme
\ No newline at end of file