diff --git a/pyproject.toml b/pyproject.toml
index 6c5a824..58634a2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ optional = true
 [tool.poetry.group.doc.dependencies]
 Sphinx = "^7.2.6"
 numpydoc = "^1.5.0"
-ansys-sphinx-theme = "^0.9.7"
+ansys-sphinx-theme = "^0.12.5"
 sphinx-copybutton = "^0.5.1"
 
 # Optional testing dependencies