--- PDAL-2.4.0-src/doc/conf.py.orig	2022-03-27 14:50:08.898634513 +0200
+++ PDAL-2.4.0-src/doc/conf.py	2022-03-27 14:50:11.661626851 +0200
@@ -58,6 +58,7 @@ extensions = ['breathe', 'sphinx.ext.aut
               'sphinx.ext.mathjax', 'sphinx.ext.intersphinx',
               'sphinxcontrib.bibtex', 'embed']
 
+bibtex_bibfiles = ['bibliography.bib']
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']