diff --git a/nodejs-mini-message-board/Dockerfile b/nodejs-mini-message-board/Dockerfile
index a7aeb01..521b2a1 100644
--- a/nodejs-mini-message-board/Dockerfile
+++ b/nodejs-mini-message-board/Dockerfile
@@ -4,7 +4,7 @@ COPY package.json package-lock.json /app
 
 WORKDIR /app
 
-RUN npm install .
+RUN npm install . && chown nobody:nobody /app
 
 COPY --chown=nobody:nobody ./src /app/src