From c7a3a4d4214a8f4413e03f53b8b26272391b5446 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sat, 19 Jan 2019 14:16:38 +0530
Subject: [PATCH] Fix use of deprecated sphinx API

---
 docs/conf.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/docs/conf.py b/docs/conf.py
index 026cc805a..88a9ac837 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -19,6 +19,7 @@ from pygments.token import (
     Comment, Keyword, Literal, Name, Number, String, Whitespace
 )
 from sphinx import addnodes
+from sphinx.environment.adapters.toctree import TocTree
 from sphinx.util.logging import getLogger
 
 from kitty.constants import str_version
@@ -214,7 +215,8 @@ def commit_role(name, rawtext, text, lineno, inliner, options={}, content=[]):
 
 # Sidebar ToC {{{
 def create_toc(app, pagename):
-    toctree = app.env.get_toc_for(pagename, app.builder)
+    tt = TocTree(app.env)
+    toctree = tt.get_toc_for(pagename, app.builder)
     if toctree is not None:
         subtree = toctree[toctree.first_child_matching_class(nodes.list_item)]
         bl = subtree.first_child_matching_class(nodes.bullet_list)