diff --git a/infrastructure/inference-with-sagemaker-batch-transform/custom_container/requirements.txt b/infrastructure/inference-with-sagemaker-batch-transform/custom_container/requirements.txt
index 8ec244d..d964f3f 100644
--- a/infrastructure/inference-with-sagemaker-batch-transform/custom_container/requirements.txt
+++ b/infrastructure/inference-with-sagemaker-batch-transform/custom_container/requirements.txt
@@ -1,6 +1,6 @@
 transformers==4.48.1
 Flask==3.1.0
-gunicorn==22.0.0
+gunicorn==23.0.0
 scikit-learn==1.5.2
 pandas==2.2.3
 numpy==1.26.4