diff --git a/HINTS b/HINTS
index c687e2d97488d65b06965b4d5b024bca12f8b246..1c95cb197031bc34a0e1d4dbed50fa13b8bcf78d 100644
--- a/HINTS
+++ b/HINTS
@@ -21,3 +21,8 @@ Expected video-sizes:
 
 Preservation policy for video material of SLUB:
 - there is no policy offically released yet, please be patient… :)
+
+Howto check files against policy:
+- you need an installed mediaconch
+- on Bash call:
+  $> mediaconch --Policy=SLUB_mediaconch_policy_retrodigitized_film35mm.xml -fh file-to-test.mkv > report.html