diff --git a/source/index_advanced_configuration.rst b/source/index_advanced_configuration.rst
index 74ae7ed5..85e98e83 100644
--- a/source/index_advanced_configuration.rst
+++ b/source/index_advanced_configuration.rst
@@ -5,4 +5,4 @@ Advanced configuration
    :maxdepth: 2
 
    network_boot
-   mixer_tool
\ No newline at end of file
+   mixer
\ No newline at end of file