diff --git a/ext/node/polyfill.rs b/ext/node/polyfill.rs
index 8cf1cec70d..ff4b0f43ca 100644
--- a/ext/node/polyfill.rs
+++ b/ext/node/polyfill.rs
@@ -141,6 +141,10 @@ pub static SUPPORTED_BUILTIN_NODE_MODULES: &[NodeModulePolyfill] = &[
     name: "process",
     specifier: "ext:deno_node/process.ts",
   },
+  NodeModulePolyfill {
+    name: "punycode",
+    specifier: "ext:deno_node/punycode.ts",
+  },
   NodeModulePolyfill {
     name: "querystring",
     specifier: "ext:deno_node/querystring.ts",