diff --git a/pyproject.toml b/pyproject.toml
index 7e49d9704d..8ba3139160 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -91,7 +91,7 @@ documentation = [
     "sphinx-rtd-theme==3.1.0",
     "sphinx-gallery==0.21.0",
     "sphinx_design==0.6.1",
-    "pydata-sphinx-theme==0.17.1"
+    "pydata-sphinx-theme==0.18.0"
 ]
 dev = [
     "flake8==7.3.0"