diff --git a/Dockerfile.debian b/Dockerfile.debian
index aaf153f8863f0328c28391d687a242a80f49e65e..fcb4701308d5d9999381d3962715f18e3c311173 100644
--- a/Dockerfile.debian
+++ b/Dockerfile.debian
@@ -1,4 +1,4 @@
-ARG BASE_IMAGE=debian:12.8-slim
+ARG BASE_IMAGE=debian:12.9-slim
 
 FROM $BASE_IMAGE