diff --git a/requirements.txt b/requirements.txt
index e9cbae2..e8ec656 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -119,7 +119,7 @@ tornado==6.0.3
 tqdm==4.38.0
 traitlets==4.3.3
 unqlite==0.7.1
-urllib3==1.25.6
+urllib3==1.25.8
 wasabi==0.4.0
 wcwidth==0.1.7
 webencodings==0.5.1