diff --git a/Dockerfile b/Dockerfile
index 9480315..bf28afa 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,6 +5,7 @@ VOLUME [ "/app/appsettings.Production.json", "/app/botsettings.yml" ]
 
 WORKDIR /app
 COPY ./Theresa3rd-Bot /app
+RUN ls -l
 
 CMD ["nohup" "dotnet" "TheresaBot.MiraiHttpApi.dll" "--launch-profile" "Production" "--urls" "http://0.0.0.0:80"]