diff --git a/pyproject.toml b/pyproject.toml
index d21e565a..16459f0e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,12 +33,12 @@ tests = [
     "pytest-cov==5.0.0",
 ]
 doc = [
-    "ansys-sphinx-theme==1.1.2",
+    "ansys-sphinx-theme==1.1.6",
     "numpydoc==1.8.0",
-    "Sphinx==8.0.2",
+    "Sphinx==8.1.3",
     "sphinx-autoapi==3.3.2",
     "sphinx-copybutton==0.5.2",
-    "sphinx-gallery==0.17.1",
+    "sphinx-gallery==0.18.0",
     "sphinx-design==0.6.1",
     "matplotlib==3.9.2", # required by sphinx-gallery
 ]