diff --git a/docs/requirements.txt b/docs/requirements.txt
index 2c26ae4f..38271340 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,5 @@
 sphinx==6.1.2
 furo==2022.12.7
 sphinx-toolbox==3.4.0
+urllib3<2
 urwid==2.1.2