diff --git a/docs/conf.py b/docs/conf.py
index a54b72725..36bfc41bc 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -109,6 +109,7 @@
 autosectionlabel_prefix_document = True
 bibtex_bibfiles = ["bibliography.bib"]
 bibtex_default_style = "unsrt_et_al"
+bibtex_reference_style = "author_year"
 codeautolink_concat_default = True
 codeautolink_global_preface = """
 import numpy