diff --git a/NOTICE b/NOTICE
index 1ec8ed7817c208f0e966db29b2fb3118b7ea9ae4..df08109c3cde5503fedf6ceb00e7a29b21941a99 100644
--- a/NOTICE
+++ b/NOTICE
@@ -1,2 +1,6 @@
 FOSS Galaxy Game Library
 Copyright 2021 Joseph Walton-Rivers
+
+The Initial Developer of IMGUI (vendor/IMGUI),
+is Omar Cornut ( https://github.com/ocornut )
+Copyright (c) 2014-2021 Omar Cornut. MIT licence.