diff --git a/requirements-docs.txt b/requirements-docs.txt
index 1e0277f..3a80d2f 100644
--- a/requirements-docs.txt
+++ b/requirements-docs.txt
@@ -1,5 +1,5 @@
 matplotlib==3.9.0
 numpydoc==1.8.0
-sphinx==8.1.3
+sphinx==8.2.1
 sphinx-gallery==0.18.0
 sphinx-rtd-theme==3.0.2