From a7c28570ecded372ddb9cfcb71a9c2e256d56392 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sat, 6 Jun 2020 11:58:47 +0530
Subject: [PATCH] Viewer: Fix jump to previous section not working when viewer
 is on last section

---
 src/pyj/read_book/toc.pyj | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/pyj/read_book/toc.pyj b/src/pyj/read_book/toc.pyj
index 3d647653df..9a22b2a88b 100644
--- a/src/pyj/read_book/toc.pyj
+++ b/src/pyj/read_book/toc.pyj
@@ -58,6 +58,8 @@ def get_border_nodes(toc, id_map):
                     after = node
                 return True
     )
+    if not before and prev is not None:
+        before = prev
     return before, after