diff --git a/requirements_dev.txt b/requirements_dev.txt
index c6c9e06..068e461 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -39,6 +39,6 @@ toml==0.10.2
 tomli==1.2.1
 tqdm==4.45.0
 twine==3.3.0
-urllib3==1.25.8
+urllib3==1.26.5
 webencodings==0.5.1
 zipp==3.1.0