diff --git a/THANKS b/THANKS
index e45a4e86..919d61f0 100644
--- a/THANKS
+++ b/THANKS
@@ -19,6 +19,7 @@ In alphabetical order:
   - Alexandre Sauvé
   - Julian Seward
   - Mohammed Adnène Trojette
+  - Andreas Zieringer
 
 Also thanks to all the people who have participated the Tukaani project
 and others who I have forgot.