diff --git a/youtube-dl/Dockerfile b/youtube-dl/Dockerfile
index 8375625c8e7412567c946b7932c5a04ed3c85331..70262c89cb7ebc8c8e3220cd898a89ebf361eb7d 100644
--- a/youtube-dl/Dockerfile
+++ b/youtube-dl/Dockerfile
@@ -1,5 +1,6 @@
 FROM docker.io/library/debian:testing
-RUN ls -la /etc/apt/
+RUN whoami && id -u && id -g
+RUN ls -la /etc
 # hadolint ignore=DL3008,DL3015
 RUN apt-get update && \
     DEBIAN_FRONTEND=noninteractive apt-get install -y \