diff --git a/pyproject.toml b/pyproject.toml
index 83cb7688..da967a08 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -41,7 +41,7 @@ dependencies = [
   "seaborn==0.13.2",
   "Werkzeug==3.0.4",
   "xgboost==2.1.2",
-  "boto3==1.35.43",
+  "boto3==1.35.53",
   "pymarkdownlnt==0.9.22",
   "yamllint==1.35.1",
   "requests-file==2.1.0",