diff --git a/requirements-freeze.txt b/requirements-freeze.txt
index dc44e0e..2d1db1f 100644
--- a/requirements-freeze.txt
+++ b/requirements-freeze.txt
@@ -70,7 +70,7 @@ threadpoolctl==2.1.0
 tifffile==2020.7.17
 tornado==6.0.4
 traitlets==4.3.3
-urllib3==1.25.10
+urllib3==1.26.5
 wcwidth==0.2.5
 Werkzeug==1.0.1
 wrapt==1.12.1