diff --git a/deno/content-types.ts b/deno/content-types.ts
index cd15683..e3cdcd2 100644
--- a/deno/content-types.ts
+++ b/deno/content-types.ts
@@ -1,6 +1,8 @@
 import { Extensible } from "./interfaces";
 
-const contentTypes: Extensible = {
+export type ContentType = string
+
+const contentTypes= {
     text: {
         plain: "text/plain",
         html: "text/html",
diff --git a/deno/http-codes.ts b/deno/http-codes.ts
index ee611d7..572a490 100644
--- a/deno/http-codes.ts
+++ b/deno/http-codes.ts
@@ -1,6 +1,6 @@
 import { Extensible } from "./interfaces";
 
-type HttpCode = {
+export type HttpCode = {
     code: number;
     name: string;
     description?: string;