diff --git a/_Sidebar.md b/_Sidebar.md
index dc4767b..4d63790 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -25,6 +25,7 @@ Modules and standard library:
 * [[smnp.collection]]
 * [[smnp.text]]
 * [[smnp.music]]
+* [[smnp.music.command]]
 * [[smnp.music.tools]]
 * [[smnp.audio.mic]]
 * [[smnp.audio.midi]]