diff --git a/index_installation.rst b/index_installation.rst
index a964595012a19eb8b0f02c5a1b7c4c893e3f024d..d67e21f5a8e96f03d71503dfb958a15b5cfc884c 100644
--- a/index_installation.rst
+++ b/index_installation.rst
@@ -4,7 +4,7 @@ Installation
 .. toctree::
    :maxdepth: 2
 
-   doc_app_gtf/installation/linux/index.rst
+   doc_app_gtf/installation/Linux/index.rst
    doc_app_gtf/installation/windows/index.rst