diff --git a/requirements.txt b/requirements.txt
index 809f2b87..71f8628a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -111,7 +111,7 @@ tzdata==2024.1
     # via pandas
 uncertainties==3.2.2
     # via pymatgen
-urllib3==2.6.0
+urllib3==2.6.3
     # via requests
 zipp==3.19.2
     # via importlib-metadata