diff --git a/package-lock.json b/package-lock.json
index 40c0f8e..bbdc64a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "@hckrnews/openapi-dereference",
-    "version": "0.1.0",
+    "version": "0.1.1",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "@hckrnews/openapi-dereference",
-            "version": "0.1.0",
+            "version": "0.1.1",
             "license": "LGPL-3.0",
             "devDependencies": {
                 "@hckrnews/eslint-config": "^3.0.0",
diff --git a/package.json b/package.json
index bcc85cd..140072b 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
     "name": "@hckrnews/openapi-dereference",
     "description": "OpenAPI dereference",
-    "version": "0.1.0",
+    "version": "0.1.1",
     "author": {
         "name": "Pieter Wigboldus",
         "url": "https://hckr.news/"
diff --git a/src/types.d.ts b/src/types.d.ts
index b5859d7..3cf0ca9 100644
--- a/src/types.d.ts
+++ b/src/types.d.ts
@@ -25,3 +25,5 @@ type DeepOmit<T, K> = T extends Primitive
         : DeepOmit<TP, K>
         : never;
     };
+
+export const dereferenceSync: (schema: JSONSchema) => DereferencedJSONSchema