diff --git a/requirements-dev.txt b/requirements-dev.txt
index 3309684..8848056 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -87,7 +87,7 @@ toml==0.10.2
 tornado==6.3.3
 traitlets==4.3.3
 typing-extensions==3.7.4.3
-urllib3==1.26.18
+urllib3==1.26.19
 virtualenv==20.4.2
 wcwidth==0.2.5
 webencodings==0.5.1