diff --git a/Dockerfile b/Dockerfile
index d1237c6..ff2ffbf 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,6 +14,7 @@ ENV PYTHONUNBUFFERED 1
 
 RUN mkdir logs
 RUN touch logs/test.log
+RUN ls logs
 
 RUN mkdir ~/.pip
 RUN echo "[global]" > ~/.pip/pip.conf