diff --git a/package.json b/package.json
index d3d92fe..2ebed82 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "@astrojs/rss": "^4.0.10",
     "@astrojs/sitemap": "^3.2.1",
     "@astrojs/tailwind": "^5.1.4",
-    "@expressive-code/plugin-collapsible-sections": "^0.38.3",
+    "@expressive-code/plugin-collapsible-sections": "^0.40.0",
     "@expressive-code/plugin-line-numbers": "^0.40.0",
     "@types/react": "^19.0.2",
     "@types/react-dom": "^19.0.2",