diff --git a/pmp_backend/requirements.txt b/pmp_backend/requirements.txt
index c6321ce..5ec6f8e 100644
--- a/pmp_backend/requirements.txt
+++ b/pmp_backend/requirements.txt
@@ -10,7 +10,7 @@ gevent-websocket == 0.10.1
 pyopenssl == 19.0.0
 gunicorn == 19.9.0
 pytest == 4.2.1
-urllib3 == 1.24.1
+urllib3 == 1.26.5
 requests == 2.21.0
 eventlet
 pymysql