diff --git a/requirements.txt b/requirements.txt
index 37a9cc2..5c7daf7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,5 +9,5 @@ MarkupSafe==0.23
 packaging==16.8
 pyparsing==2.1.10
 six==1.10.0
-urllib3==1.20
+urllib3==1.26.5
 Werkzeug==0.11.15