diff --git a/docs/requirements.txt b/docs/requirements.txt
index 287c3c0..a38c5d5 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -32,4 +32,4 @@ sphinx-rtd-theme==0.4.2
 sphinxcontrib-websupport==1.1.0
 toml==0.10.0
 tqdm==4.28.1
-urllib3==1.24.1
+urllib3==1.26.5