diff --git a/Dockerfile b/Dockerfile
index da684ab..6d34e91 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # ── Stage 1: Build ─────────────────────────────────────────
-FROM node:18-alpine AS builder
+FROM node:22-alpine AS builder
 WORKDIR /app
 
 # native build deps (better-sqlite3 etc)
@@ -17,7 +17,7 @@ RUN npm run build
 
 
 # ── Stage 2: Runtime ───────────────────────────────────────
-FROM node:18-alpine
+FROM node:22-alpine
 WORKDIR /app
 
 # minimal tools for debugging inside container + privilege drop in entrypoint