diff --git a/docs/source/apis.rst b/docs/source/apis.rst
index cfb073854..35a7219e6 100644
--- a/docs/source/apis.rst
+++ b/docs/source/apis.rst
@@ -2,7 +2,8 @@ CORESE APIs
 ###########
 
 .. toctree::
-   :hidden:
+  :hidden:
+
    Java API <java_api/library_root>
 
 .. grid:: 2