diff --git a/dev-deployment/dev-base/Dockerfile-deb-cots b/dev-deployment/dev-base/Dockerfile-deb-cots
index 37d287eb30..13fc8a93b0 100644
--- a/dev-deployment/dev-base/Dockerfile-deb-cots
+++ b/dev-deployment/dev-base/Dockerfile-deb-cots
@@ -7,7 +7,7 @@
 #########################################################################################
 
 # Set the base image to Debian 12.5
-FROM debian:12.5
+FROM debian:bookworm-20250929
 MAINTAINER French Prime minister Office/SGMAP/DINSIC/Vitam Program <contact.vitam@culture.gouv.fr>
 
 #ENV DEBIAN_FRONTEND noninteractive