diff --git a/requirements.txt b/requirements.txt
index 506c31b..39d63d8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -88,7 +88,7 @@ toml==0.10.1
 tornado==6.0.4
 tqdm==4.46.1
 traitlets==4.3.3
-urllib3==1.25.9
+urllib3==1.26.5
 visions==0.4.4
 wcwidth==0.2.5
 webencodings==0.5.1
@@ -186,7 +186,7 @@ toml==0.10.1
 tornado==6.0.4
 tqdm==4.46.1
 traitlets==4.3.3
-urllib3==1.25.9
+urllib3==1.26.5
 visions==0.4.4
 wcwidth==0.2.5
 webencodings==0.5.1