diff --git a/package.json b/package.json
index 5ab8edff7..f71397382 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
   },
   "dependencies": {
     "@headlessui/react": "^1.2.0",
-    "@mdx-js/loader": "^1.5.5",
+    "@mdx-js/loader": "^2.0.0",
     "@next/mdx": "^8.1.0",
     "@rescript/react": "^0.10.3",
     "@ryyppy/rescript-promise": "2.1.0",
@@ -43,7 +43,7 @@
   },
   "devDependencies": {
     "autoprefixer": "^10.2.6",
-    "cssnano": "^4.1.10",
+    "cssnano": "^5.0.0",
     "esbuild-loader": "^2.13.1",
     "postcss-cli": "^8.3.0",
     "reanalyze": "^2.16.0",