diff --git a/requirement.txt b/requirement.txt
index 0c9177f..8ec9fec 100644
--- a/requirement.txt
+++ b/requirement.txt
@@ -196,7 +196,7 @@ tornado==5.1.1
 tqdm==4.28.1
 traitlets==4.3.2
 unicodecsv==0.14.1
-urllib3==1.24.1
+urllib3==1.26.5
 wcwidth==0.1.7
 webencodings==0.5.1
 Werkzeug==0.14.1