From 6fe2889feb01e800d9160cef5882caf89d00b3df Mon Sep 17 00:00:00 2001
From: Albert Krewinkel <albert@zeitkraut.de>
Date: Tue, 26 Nov 2024 14:56:27 +0100
Subject: [PATCH] Avoid type confusion with captions during crossref handling

---
 src/resources/filters/crossref/index.lua | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/resources/filters/crossref/index.lua b/src/resources/filters/crossref/index.lua
index 16ad656d1c..3e11fe7caa 100644
--- a/src/resources/filters/crossref/index.lua
+++ b/src/resources/filters/crossref/index.lua
@@ -65,9 +65,9 @@ end
 -- add an entry to the index
 function indexAddEntry(label, parent, order, caption, appendix)
   if caption ~= nil then
-    caption = pandoc.List(caption)
+    caption = _quarto.utils.as_blocks(caption)
   else
-    caption = pandoc.List({})
+    caption = pandoc.Blocks({})
   end
   crossref.index.entries[label] = {
     parent = parent,