diff --git a/Machine-Backend/Dockerfile b/Machine-Backend/Dockerfile
index e269680..6cb7db5 100644
--- a/Machine-Backend/Dockerfile
+++ b/Machine-Backend/Dockerfile
@@ -1,12 +1,19 @@
-FROM python:3.10-alpine AS final
+FROM python:3.10-alpine
 
 WORKDIR /app
 
-# Copy only installed dependencies + app
-COPY --from=builder /install /usr/local
-COPY --from=builder /app /app
+# Use a faster mirror + install dependencies
+RUN sed -i 's/dl-cdn.alpinelinux.org/mirror.kakao.com/mirror.kakao.com/g' /etc/apk/repositories \
+    && apk add --no-cache gcc musl-dev python3-dev mariadb-dev libffi-dev openssl-dev
 
-# Production ENV
+# Copy requirements and install
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy app code
+COPY . .
+
+# Production environment
 ENV FLASK_ENV=production
 ENV FLASK_APP=run.py
 ENV FLASK_RUN_HOST=0.0.0.0
@@ -14,5 +21,5 @@ ENV FLASK_RUN_PORT=5000
 
 EXPOSE 5000
 
-# Use Gunicorn for production
+# Use Gunicorn
 CMD ["gunicorn", "--bind", "0.0.0.0:5000", "run:app"]