diff --git a/tinc/subnet-up.tmpl b/tinc/subnet-up.tmpl
index 5277565..22fea36 100644
--- a/tinc/subnet-up.tmpl
+++ b/tinc/subnet-up.tmpl
@@ -11,6 +11,6 @@ else
     mac=`cat \$macFile`
     arp -s "\$SUBNET" "\$mac"
   else
-    echo "WARNING: No MAC known for node \$NODE, can't route \$SUBNET. This is only a problem if this is a remote route."
+    echo "[WARNING] No MAC known for node \$NODE, can't route \$SUBNET. This is only a problem if this is a remote route."
   fi
 fi