diff --git a/entrypoint.sh b/backend/entrypoint.sh
similarity index 81%
rename from entrypoint.sh
rename to backend/entrypoint.sh
index b7817a22..a4818852 100644
--- a/entrypoint.sh
+++ b/backend/entrypoint.sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 # Start the backend server in the background
-node server.js &
+node /backend/server.js &
 
 # Start Nginx in the foreground
 nginx -g "daemon off;"
\ No newline at end of file
diff --git a/docker/Dockerfile b/docker/Dockerfile
index f5061495..56605af4 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,23 +1,55 @@
 # Build frontend
-FROM node:18-slim AS frontend-build
+FROM ubuntu:20.04 AS frontend-build
 WORKDIR /app
+# Install Node.js and npm
+RUN apt-get update && apt-get install -y \
+    curl \
+    gnupg2 \
+    lsb-release \
+    && curl -fsSL https://deb.nodesource.com/setup_18.x | bash - \
+    && apt-get install -y nodejs \
+    && apt-get clean
 COPY frontend/package*.json ./frontend/
 RUN npm --prefix frontend install
 COPY frontend/ ./frontend/
 RUN npm --prefix frontend run build
 
 # Build backend
-FROM node:18-slim AS backend-build
+FROM ubuntu:20.04 AS backend-build
 WORKDIR /backend
+# Install Node.js and npm
+RUN apt-get update && apt-get install -y \
+    curl \
+    gnupg2 \
+    lsb-release \
+    && curl -fsSL https://deb.nodesource.com/setup_18.x | bash - \
+    && apt-get install -y nodejs \
+    && apt-get clean
 COPY backend/package*.json ./
 RUN npm install
 COPY backend/ .
 
 # Production image
-FROM nginx:alpine
+FROM ubuntu:20.04
+# Install Node.js and nginx
+RUN apt-get update && apt-get install -y \
+    curl \
+    nginx \
+    gnupg2 \
+    lsb-release \
+    && curl -fsSL https://deb.nodesource.com/setup_18.x | bash - \
+    && apt-get install -y nodejs \
+    && apt-get clean
+
 # Copy frontend static files to nginx folder
 COPY --from=frontend-build /app/frontend/dist /usr/share/nginx/html
 # Copy backend application
 COPY --from=backend-build /backend /backend
-# Start backend and frontend servers
-CMD ["sh", "-c", "node /backend/server.js & nginx -g 'daemon off;'"]
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+# Copy entrypoint script
+COPY --from=backend-build /backend/entrypoint.sh /backend/entrypoint.sh
+
+# Make entrypoint.sh executable
+RUN chmod +x /backend/entrypoint.sh
+
+# Use entrypoint script to start backend and frontend servers
+ENTRYPOINT ["/backend/entrypoint.sh"]
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