diff --git a/Dockerfile b/Dockerfile
index bc7f670..7e52a2b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -34,7 +34,7 @@ COPY --from=builder --chown=nextjs:nodejs /app/node_modules ./node_modules
 COPY --from=builder --chown=nextjs:nodejs /app/.next ./.next
 COPY --from=builder --chown=nextjs:nodejs /app/public ./public
 COPY --from=builder --chown=nextjs:nodejs /app/package.json ./package.json
-COPY --from=builder --chown=nextjs:nodejs /app/next.config.js ./next.config.js
+COPY --from=builder --chown=nextjs:nodejs /app/next.config.mjs ./next.config.mjs
 
 USER nextjs
 EXPOSE 80