diff --git a/autohostname.sh b/autohostname.sh
index 160cb30..467dbc0 100755
--- a/autohostname.sh
+++ b/autohostname.sh
@@ -25,7 +25,7 @@ case "$MAC" in
   HOSTNAME="camembert"
   ;;
 *)
-  echo "Unknown MAC address: $MAC – hostname not changed." >&2
+  echo "Unknown MAC address: $MAC ... hostname not changed." >&2
   exit 1
   ;;
 esac