diff --git a/sld-schedule/requirements.txt b/sld-schedule/requirements.txt
index 3a4c46dd..975312fc 100644
--- a/sld-schedule/requirements.txt
+++ b/sld-schedule/requirements.txt
@@ -24,5 +24,5 @@ starlette==0.22.0
 typing_extensions==4.4.0
 tzdata==2022.7
 tzlocal==4.2
-urllib3==1.26.13
+urllib3==1.26.18
 uvicorn==0.20.0