diff --git a/Dockerfile b/Dockerfile
index fe5eddb..e86720d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,6 +2,9 @@ FROM node:23.5.0-alpine
 
 ENV PORT 4000
 
+# pnpm install globally
+RUN npm install -g pnpm
+
 # Create app directory
 RUN mkdir -p /usr/src/app
 WORKDIR /usr/src/app