diff --git a/requirements.txt b/requirements.txt
index 71e71312..add6e387 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,6 +20,6 @@ pytz==2020.5
 requests==2.25.1
 sib-api-v3-sdk==7.5.0
 six==1.15.0
-urllib3==1.26.2
+urllib3==1.26.18
 watchdog==1.0.2
 Werkzeug==1.0.1