diff --git a/requirements/requirements_doc.txt b/requirements/requirements_doc.txt
index 06b97beb..2aaab91f 100644
--- a/requirements/requirements_doc.txt
+++ b/requirements/requirements_doc.txt
@@ -9,7 +9,7 @@ pyvista[jupyter]==0.44.0
 vtk==9.3.1
 
 # Documentation dependencies
-Sphinx==7.3.7
+Sphinx==7.4.0
 numpydoc==1.7.0
 ansys-sphinx-theme==0.16.6
 sphinx-copybutton==0.5.2