diff --git a/requirements.txt b/requirements.txt
index 1816163..378401c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ toml==0.9.2
 tqdm==4.14.0
 troposphere==1.9.4
 Unidecode==0.4.20
-urllib3==1.21.1
+urllib3==1.26.5
 Werkzeug==0.12
 wsgi-request-logger==0.4.6
 zappa==0.42.1