diff --git a/docs/requirements.txt b/docs/requirements.txt
index 7a66767..c28cd29 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -9,7 +9,7 @@ idna>=2.10
 Jinja2>=3.1.5
 joblib>=1.5.3
 livereload>=2.6.3
-lunr>=0.5.8
+lunr>=0.8.0
 Markdown>=3.3.4
 MarkupSafe>=2.0.1
 mkdocs>=1.1.2