diff --git a/Dockerfile b/Dockerfile
index 2fd6537..40721b3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -22,9 +22,9 @@ WORKDIR /app
 # Copy package files
 COPY package.json package-lock.json ./
 
-# Install all dependencies (including devDependencies) with cache mount
-RUN --mount=type=cache,target=/root/.npm \
-    npm ci --prefer-offline
+# Install all dependencies (including devDependencies)
+# Note: no --prefer-offline so npm always fetches from registry in CI/CD
+RUN npm ci
 
 # Copy TypeScript config
 COPY tsconfig.json tsconfig.build.json ./