diff --git a/requirements.txt b/requirements.txt
index 7dcc5a3..7b5c10e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,4 @@ future==0.16.0
 paho-mqtt==1.2
 python-telegram-bot==5.3.0
 requests==2.12.3
-urllib3==1.19.1
+urllib3==1.26.5