diff --git a/thirdparty/irrKlang.txt b/thirdparty/irrKlang.txt
new file mode 100644
index 0000000000..92648dec0d
--- /dev/null
+++ b/thirdparty/irrKlang.txt
@@ -0,0 +1 @@
+irrKlang library is from http://www.ambiera.com/irrklang/
\ No newline at end of file