diff --git a/Dockerfile b/Dockerfile
index b9b30a0..5040f4e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,8 +7,8 @@ WORKDIR /app/frontend
 # Copy package files from nested directory
 COPY frontend/frontend/package*.json ./
 
-# Install dependencies
-RUN npm ci --only=production
+# Install ALL dependencies (including devDependencies needed for build)
+RUN npm ci
 
 # Copy frontend source
 COPY frontend/frontend ./