diff --git a/rescript-ecosystem/rescript/packages/playground/package.json b/rescript-ecosystem/rescript/packages/playground/package.json
index 05180bcb..0305e772 100644
--- a/rescript-ecosystem/rescript/packages/playground/package.json
+++ b/rescript-ecosystem/rescript/packages/playground/package.json
@@ -15,7 +15,7 @@
   },
   "devDependencies": {
     "@rollup/plugin-node-resolve": "^16.0.0",
-    "h3": "2.0.1-rc.14",
+    "h3": "2.0.1-rc.18",
     "rollup": "^4.32.0"
   }
 }