diff --git a/CREDITS b/CREDITS
index e7a3c446..064703d2 100644
--- a/CREDITS
+++ b/CREDITS
@@ -809,3 +809,8 @@ D: map26
 S: Craneo
 E: memod_99@hotmail.com
 D: sprites: technospider reshading
+
+S: northivanastan
+N: Ivan Stanton
+E: northivanastan@gmail.com
+D: musics: d_e1m5
diff --git a/musics/d_e1m5.mid b/musics/d_e1m5.mid
index 92a83595..a015a251 100644
Binary files a/musics/d_e1m5.mid and b/musics/d_e1m5.mid differ