diff --git a/doc/requirements.in b/doc/requirements.in
index 26c778f4a..75a70ab41 100644
--- a/doc/requirements.in
+++ b/doc/requirements.in
@@ -1,3 +1,3 @@
-sphinx>=6.0.0
+sphinx>=7.4.0
 sphinx_rtd_theme
 sphinxcontrib-bibtex
diff --git a/doc/requirements.txt b/doc/requirements.txt
index 966f96f59..faa8455ab 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -48,7 +48,7 @@ six==1.16.0
     #   pybtex
 snowballstemmer==2.2.0
     # via sphinx
-sphinx==7.2.6
+sphinx==7.4.7
     # via
     #   -r requirements.in
     #   sphinx-rtd-theme