diff --git a/requirements.txt b/requirements.txt
index 1c2ad69..c5ab139 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -31,6 +31,6 @@ snowballstemmer==1.2.1
 Sphinx==1.6.5
 sphinxcontrib-websupport==1.0.1
 termstyle==0.1.11
-urllib3==1.22
+urllib3==1.26.5
 watchdog==0.8.3
 wrapt==1.10.11