diff --git a/frontend/Dockerfile b/frontend/Dockerfile
index 6ada90c..b1f9711 100644
--- a/frontend/Dockerfile
+++ b/frontend/Dockerfile
@@ -23,31 +23,32 @@ RUN npm run build
 # Production stage
 FROM nginx:alpine
 
-# Copy custom nginx config
-COPY <<EOF /etc/nginx/conf.d/default.conf
-server {
-    listen 80;
-    server_name _;
-    root /usr/share/nginx/html;
-    index index.html;
+# Remove default nginx config
+RUN rm /etc/nginx/conf.d/default.conf
 
-    # Enable gzip compression
-    gzip on;
-    gzip_vary on;
-    gzip_min_length 1024;
-    gzip_types text/plain text/css text/xml text/javascript application/x-javascript application/xml+rss application/json;
-
-    location / {
-        try_files \$uri \$uri/ /index.html;
-    }
-
-    # Cache static assets
-    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {
-        expires 1y;
-        add_header Cache-Control "public, immutable";
-    }
-}
-EOF
+# Create custom nginx config
+RUN echo 'server {' > /etc/nginx/conf.d/default.conf && \
+    echo '    listen 80;' >> /etc/nginx/conf.d/default.conf && \
+    echo '    server_name _;' >> /etc/nginx/conf.d/default.conf && \
+    echo '    root /usr/share/nginx/html;' >> /etc/nginx/conf.d/default.conf && \
+    echo '    index index.html;' >> /etc/nginx/conf.d/default.conf && \
+    echo '' >> /etc/nginx/conf.d/default.conf && \
+    echo '    # Enable gzip compression' >> /etc/nginx/conf.d/default.conf && \
+    echo '    gzip on;' >> /etc/nginx/conf.d/default.conf && \
+    echo '    gzip_vary on;' >> /etc/nginx/conf.d/default.conf && \
+    echo '    gzip_min_length 1024;' >> /etc/nginx/conf.d/default.conf && \
+    echo '    gzip_types text/plain text/css text/xml text/javascript application/x-javascript application/xml+rss application/json;' >> /etc/nginx/conf.d/default.conf && \
+    echo '' >> /etc/nginx/conf.d/default.conf && \
+    echo '    location / {' >> /etc/nginx/conf.d/default.conf && \
+    echo '        try_files $uri $uri/ /index.html;' >> /etc/nginx/conf.d/default.conf && \
+    echo '    }' >> /etc/nginx/conf.d/default.conf && \
+    echo '' >> /etc/nginx/conf.d/default.conf && \
+    echo '    # Cache static assets' >> /etc/nginx/conf.d/default.conf && \
+    echo '    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {' >> /etc/nginx/conf.d/default.conf && \
+    echo '        expires 1y;' >> /etc/nginx/conf.d/default.conf && \
+    echo '        add_header Cache-Control "public, immutable";' >> /etc/nginx/conf.d/default.conf && \
+    echo '    }' >> /etc/nginx/conf.d/default.conf && \
+    echo '}' >> /etc/nginx/conf.d/default.conf
 
 # Copy built files from build stage
 COPY --from=build /app/dist /usr/share/nginx/html