diff --git a/CREDITS.md b/CREDITS.md
index ef8c04d..179bb08 100644
--- a/CREDITS.md
+++ b/CREDITS.md
@@ -17,6 +17,7 @@
  - Shellcheck static analysis
 
 * Peter Mosmans
+ - way better cmd line parsing
  - cleanups
 
 * Markus Manzke: