diff --git a/ci/doc_requirements.txt b/ci/doc_requirements.txt
index 0152c93aca2..918d69714fb 100644
--- a/ci/doc_requirements.txt
+++ b/ci/doc_requirements.txt
@@ -1,4 +1,4 @@
-sphinx==4.5.0
+sphinx==6.1.3
 pydata-sphinx-theme==0.8.1
 sphinx-gallery==0.11.1
 myst-parser==0.18.1