diff --git a/docs/source/advanced/mixed_cluster/x86/index.rst b/docs/source/advanced/mixed_cluster/x86/index.rst
index 9dfd77d06..f95a042b1 100644
--- a/docs/source/advanced/mixed_cluster/x86/index.rst
+++ b/docs/source/advanced/mixed_cluster/x86/index.rst
@@ -4,4 +4,4 @@ x86 Management Node
 .. toctree::
    :maxdepth: 2
 
-   
+