diff --git a/backend/Dockerfile b/backend/Dockerfile
index f2f92f08d..f4e12f23a 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.11.4-slim-bookworm
+FROM python:3.11.7-slim-bookworm
 
 # Default DANSWER_VERSION, typically overriden during builds by GitHub Actions.
 ARG DANSWER_VERSION=0.2-dev
diff --git a/backend/Dockerfile.model_server b/backend/Dockerfile.model_server
index 1efe0c322..a2e241ef4 100644
--- a/backend/Dockerfile.model_server
+++ b/backend/Dockerfile.model_server
@@ -1,4 +1,4 @@
-FROM python:3.11.4-slim-bookworm
+FROM python:3.11.7-slim-bookworm
 
 # Default DANSWER_VERSION, typically overriden during builds by GitHub Actions.
 ARG DANSWER_VERSION=0.2-dev