diff --git a/requirements/requirements_doc.txt b/requirements/requirements_doc.txt
index 5686a4a..f857e37 100644
--- a/requirements/requirements_doc.txt
+++ b/requirements/requirements_doc.txt
@@ -1,4 +1,4 @@
-ansys-sphinx-theme==1.6.1
+ansys-sphinx-theme==1.6.3
 jupyterlab==4.4.9
 jupytext==1.17.3
 jupyter-server==2.17.0