diff --git a/src/FileLoaderHelper.h b/src/FileLoaderHelper.h
index 0d84d2cb10d35b134c15506da4db327e1ab3da60..ea310e2f0c772ec949af2986e8d96486eedc4b23 100644
--- a/src/FileLoaderHelper.h
+++ b/src/FileLoaderHelper.h
@@ -102,6 +102,7 @@ EnsureFileFromURLExists(
     if (!fs::exists(hash_path)) {
       printout(ERROR, "FileLoader", "unable to run cmd " + cmd);
       printout(ERROR, "FileLoader", "check command and retry");
+      printout(ERROR, "FileLoader", "hint: allow insecure connections with -k");
       std::quick_exit(1);
     }
   }