diff --git a/CREDITS.txt b/CREDITS.txt
index fff715dc5..c0b6df8a8 100644
--- a/CREDITS.txt
+++ b/CREDITS.txt
@@ -2026,3 +2026,4 @@ Maddox Philip
 James Jewitt
 Justin Digby
 John Magnuson (monthly)
+Holger Lippert