diff --git a/requirements.txt b/requirements.txt
index 95059d0..2d0c47f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,5 +29,5 @@ serial==0.0.97
 six==1.15.0
 SQLAlchemy==1.3.17
 sqlalchemy-json==0.4.0
-urllib3==1.25.9
+urllib3==1.26.5
 Werkzeug==1.0.1