diff --git a/Dockerfile b/Dockerfile
index c82682e..36bbec5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,6 +12,7 @@ RUN npm run build
 
 FROM nginx:alpine
 
+RUN ls -la /app
 COPY --from=build /app/build /usr/share/nginx/html
 
 EXPOSE 80