diff --git a/backend/Dockerfile b/backend/Dockerfile
index a9cb267..8f7f369 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:22.4.1-bookworm-slim
+FROM node:22.21.0-bookworm-slim
 RUN mkdir -p /usr/src/app
 WORKDIR /usr/src/app
 COPY . .