diff --git a/youtube-dl/Dockerfile b/youtube-dl/Dockerfile
index 020837d50e6c5e8576ce75c661a876913546769b..8375625c8e7412567c946b7932c5a04ed3c85331 100644
--- a/youtube-dl/Dockerfile
+++ b/youtube-dl/Dockerfile
@@ -1,5 +1,5 @@
 FROM docker.io/library/debian:testing
-RUN ls -l /etc/apt/trusted.gpg.d
+RUN ls -la /etc/apt/
 # hadolint ignore=DL3008,DL3015
 RUN apt-get update && \
     DEBIAN_FRONTEND=noninteractive apt-get install -y \