diff --git a/THANKS b/THANKS
index 64de43a4..c8a019a6 100644
--- a/THANKS
+++ b/THANKS
@@ -12,6 +12,7 @@ Adrien Clerc
 ache
 ag4ve (Shawn)
 Alasdair D. Campbell
+Alexander Koeppe (IPv6 support)
 Alexandre Perrin (kAworu)
 Amir Caspi
 Amy