diff --git a/docs/requirements.txt b/docs/requirements.txt
index 6ae2199..624db6d 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -15,5 +15,5 @@ snowballstemmer==1.2.1
 Sphinx==1.5.1
 sphinx-rtd-theme==0.1.9
 sphinxcontrib-phpdomain==0.2.1
-urllib3==1.26.5
+urllib3==1.26.17
 cakephp-theme