diff --git a/requirements.txt b/requirements.txt
index 39052ad..428baa6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,5 +9,5 @@ MarkupSafe==1.0
 python-telegram-bot==5.3.0
 PyYAML==3.12
 requests==2.13.0
-urllib3==1.19.1
+urllib3==1.20
 Werkzeug==0.11.15