diff --git a/docs/requirements.txt b/docs/requirements.txt
index ff229225697a40bb009e0ed2ed04fb0a1f77c967..b1a5c58e5211ed17f21fdcf439e9ea87e5a55937 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1 +1,5 @@
-sphinx-autodoc-typehints
\ No newline at end of file
+sphinx-autodoc-typehints
+six
+monotonic
+futures
+typing