diff --git a/Dockerfile b/Dockerfile
index 6565f5a..a9fff73 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,6 +6,8 @@ WORKDIR /app
 
 COPY shield /app
 
+RUN ls -l 
+RUN ls -l ./app
 RUN ./app/shield 
 
 EXPOSE 8080
\ No newline at end of file