diff --git a/sync/Dockerfile b/sync/Dockerfile
index a3bd4d0..b7918a7 100644
--- a/sync/Dockerfile
+++ b/sync/Dockerfile
@@ -1,8 +1,8 @@
 # Stage 1: build TypeScript + install all deps
 FROM node:20-slim AS builder
 WORKDIR /app
-COPY package*.json ./
-RUN npm ci --include=dev
+COPY package.json package-lock.json ./
+RUN npm install
 COPY tsconfig.json ./
 COPY src ./src
 RUN ./node_modules/.bin/tsc && npm prune --production
@@ -15,3 +15,4 @@ COPY --from=builder /app/node_modules ./node_modules
 COPY --from=builder /app/dist ./dist
 
 CMD ["node", "dist/index.js"]
+