diff --git a/docs/api/requirements.txt b/docs/api/requirements.txt
index 5bb70949..ac3e5cc1 100644
--- a/docs/api/requirements.txt
+++ b/docs/api/requirements.txt
@@ -3,7 +3,7 @@
 pydata-sphinx-theme==0.15.4
 myst-parser==2.0.0
 # Currently myst-parse is incompatible with sphinx v7
-Sphinx==7.4.7
+Sphinx==8.1.3
 # urllib3 v2.0 only supports OpenSSL 1.1.1+, currently the 'ssl' module is compiled
 # with OpenSSL 1.0.2k-fips  26 Jan 2017.
 # See: https://github.com/urllib3/urllib3/issues/2168,