diff --git a/backend/Dockerfile b/backend/Dockerfile
index 28c18ad..e86b1b9 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,5 +1,5 @@
 # use node 20 alpine image as build image
-FROM node:23-alpine@sha256:c61b6b12a3c96373673cd52d7ecee2314e82bca5d541eecf0bc6aee870c8c6f7
+FROM node:23-alpine@sha256:5fa65b6bf6be7103c73159c0dddcfd9de5e49c3465d75656ef41e43cece968de
 
 # create work directory in app folder
 WORKDIR /app