diff --git a/backend/requirements_py3.txt b/backend/requirements_py3.txt
index 1334317f..be29e90f 100644
--- a/backend/requirements_py3.txt
+++ b/backend/requirements_py3.txt
@@ -53,7 +53,7 @@ sqlacodegen==2.0.0
 SQLAlchemy==1.0.14
 strict-rfc3339==0.7
 tornado==5.1
-urllib3==1.23
+urllib3==1.26.5
 validate-email==1.3
 Werkzeug>=0.14
 WTForms==2.2.1
\ No newline at end of file