diff --git a/pyproject.toml b/pyproject.toml
index 50572ab3..994ff5a7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,7 +37,7 @@ tests = [
     "pytest-cov==6.0.0",
 ]
 doc = [
-    "ansys-sphinx-theme==1.2.1",
+    "ansys-sphinx-theme==1.2.3",
     "numpydoc==1.8.0",
     "Sphinx==8.1.3", # BLOCKED BY sphinx-design - Cannot upgrade to Sphinx 7 for now
     "sphinx-copybutton==0.5.2",