diff --git a/docs/requirements.txt b/docs/requirements.txt
index c9e29c88..6dd24cb7 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -4,6 +4,6 @@ nbsphinx==0.8.7
 nbsphinx-link==1.3.0
 numpydoc==1.1.0
 sphinx==4.3.1
-sphinxcontrib-bibtex==2.4.1
+sphinxcontrib-bibtex==2.6.3
 sphinxawesome-theme==3.2.1
 sphinx-gallery==0.11.1