diff --git a/README.md b/README.md
index bb36fafc6..1c528a0d0 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,8 @@ Included Custom Addons
 * st_movement by ShackTac https://dev-heaven.net/projects/shacktac/files
 * st_bunnyhop by ShackTac https://dev-heaven.net/projects/shacktac/files
 * Jetski Yanahui by Kol9yN, Zakat, Gerasimow9, YuraPetrov, zGuba, A.Karagod, IceBreakr and Sahbazz http://www.armaholic.com/page.php?id=13053
-* gdtmod_grass 1.00 by HeinBloed http://www.gdt-server.net/
+* gdtmod_grass 1.00 by HeinBloed - http://www.gdt-server.net/
+* Bell 47/H-13 Helicopter by hcpookie - http://www.armaholic.com/page.php?id=22143
 
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 Developers