diff --git a/packages/types/package.json b/packages/types/package.json
index 1b06646..76d820a 100644
--- a/packages/types/package.json
+++ b/packages/types/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@tailor-platform/function-types",
-  "version": "0.4.0",
+  "version": "0.5.0",
   "description": "TypeScript types for Tailor Platform Function service",
   "repository": {
     "type": "git",
diff --git a/packages/types/tailor.d.ts b/packages/types/tailor.d.ts
index 3c7ba8a..3b3ffd8 100644
--- a/packages/types/tailor.d.ts
+++ b/packages/types/tailor.d.ts
@@ -53,6 +53,13 @@ declare namespace tailor.secretmanager {
   ): Promise<string | undefined>;
 }
 
+declare namespace tailor.authconnection {
+  /**
+   * getConnectionToken returns the access token for an auth connection
+   */
+  function getConnectionToken(connectionName: string): Promise<any>;
+}
+
 declare namespace tailor.iconv {
   /**
    * Convert string from one encoding to another