diff --git a/api/requirements.txt b/api/requirements.txt
index 7addb33..5fccf8a 100644
--- a/api/requirements.txt
+++ b/api/requirements.txt
@@ -113,7 +113,7 @@ sphinx-design==0.6.1
     # via -r requirements.in
 sphinx-last-updated-by-git==0.3.8
     # via -r requirements.in
-sphinx-sitemap==2.6.0
+sphinx-sitemap==2.9.0
     # via -r requirements.in
 sphinxawesome-codelinter==3.0.0
     # via -r requirements.in