diff --git a/Dockerfile b/Dockerfile
index a06c1de..67c71cf 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,18 +7,16 @@ WORKDIR /app
 COPY package.json .
 COPY pnpm-lock.yaml .
 
+ENV NODE_ENV=production \
+    PORT=3000
+
 RUN npm install -g pnpm && \
-    pnpm install sharp && \
-    pnpm install
+    pnpm install --frozen-lockfile
 
 COPY . .
 
-RUN npm run build
-
-ENV NODE_ENV=production
+RUN pnpm build
 
 EXPOSE 3000
 
-ENV PORT 3000
-
 CMD ["pnpm", "start"]
\ No newline at end of file