diff --git a/package.json b/package.json
index f93fd8c..d15db01 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@extremejs/utils",
-  "version": "1.0.0-beta.22",
+  "version": "1.0.0-beta.23",
   "type": "module",
   "description": "ExtremeJS Utilities",
   "homepage": "https://extremejs.github.io/utils",
diff --git a/src/object-to-string.ts b/src/object-to-string.ts
index 195e3e6..5114239 100644
--- a/src/object-to-string.ts
+++ b/src/object-to-string.ts
@@ -35,6 +35,7 @@ export enum OBJECT_STRING_TAG {
   FUNCTION = "Function",
   ASYNC_FUNCTION = "AsyncFunction",
   GENERATOR_FUNCTION = "GeneratorFunction",
+  ASYNC_GENERATOR_FUNCTION = "AsyncGeneratorFunction",
   PROMISE = "Promise",
   MAP = "Map",
   WEAK_MAP = "WeakMap",