diff --git a/requirements.txt b/requirements.txt
index 547ffc3..93654c1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,6 +26,6 @@ sphinxcontrib-htmlhelp==2.0.0
 sphinxcontrib-jsmath==1.0.1
 sphinxcontrib-qthelp==1.0.3
 sphinxcontrib-serializinghtml==1.1.5
-urllib3==1.26.4
+urllib3==1.26.13
 virtualenv==20.9.0
 virtualenv-clone==0.5.7