diff --git a/scripts/obs/lib/config.py b/scripts/obs/lib/config.py
index 56f1c616..bb8955db 100644
--- a/scripts/obs/lib/config.py
+++ b/scripts/obs/lib/config.py
@@ -37,6 +37,9 @@ feeds = [
 # Osmocom projects: generated source packages will depend on a meta package,
 # such as osmocom-nightly, osmocom-latest or osmocom-2022q1. This meta package
 # prevents that packages from different feeds are mixed by accident.
+# NOTE: Before adding new projects, make sure the rpm and deb build in OBS!
+#       Test it in your own namespace (home:youruser), see README for
+#       instructions and/or ask osmith for help.
 projects_osmocom = [
     "erlang/osmo_dia2gsup",
     "libasn1c",