diff --git a/requirements_ci.txt b/requirements_ci.txt
index 49a4050..3781f15 100644
--- a/requirements_ci.txt
+++ b/requirements_ci.txt
@@ -107,7 +107,7 @@ traitlets==5.0.5
 typed-ast==1.4.2
 typing-extensions==3.7.4.3
 unittest-xml-reporting==3.0.4
-urllib3==1.26.2
+urllib3==1.26.5
 virtualenv==20.2.2
 wcwidth==0.2.5
 webencodings==0.5.1