diff --git a/package.json b/package.json
index bfc6723..e7161df 100644
--- a/package.json
+++ b/package.json
@@ -30,11 +30,11 @@
   "license": "MIT",
   "dependencies": {
     "bluebird": "^3.7.2",
-    "cuid": "^2.1.8",
     "graceful-fs": "^4.2.10",
     "hexo-log": "^4.0.1",
     "is-plain-object": "^5.0.0",
     "jsonparse": "^1.3.1",
+    "nanoid": "^3.3.7",
     "rfdc": "^1.3.0",
     "through2": "^4.0.2"
   },
diff --git a/src/types/cuid.ts b/src/types/cuid.ts
index 476cfa0..c361d04 100644
--- a/src/types/cuid.ts
+++ b/src/types/cuid.ts
@@ -1,9 +1,9 @@
 import SchemaType from '../schematype';
-import cuid from 'cuid';
+import { nanoid } from 'nanoid';
 import ValidationError from '../error/validation';
 
 /**
- * [CUID](https://github.com/ericelliott/cuid) schema type.
+ * [CUID](https://github.com/ai/nanoid) schema type.
  */
 class SchemaTypeCUID extends SchemaType<string> {
 
@@ -16,7 +16,7 @@ class SchemaTypeCUID extends SchemaType<string> {
    */
   cast(value?: string): string {
     if (value == null && this.options.required) {
-      return cuid();
+      return 'cuid' + nanoid();
     }
 
     return value;
diff --git a/test/scripts/model.ts b/test/scripts/model.ts
index c5b2011..13d6e76 100644
--- a/test/scripts/model.ts
+++ b/test/scripts/model.ts
@@ -7,7 +7,7 @@ import lodash from 'lodash';
 const { sortBy } = lodash;
 import Promise from 'bluebird';
 import sinon from 'sinon';
-import cuid from 'cuid';
+import { nanoid } from 'nanoid';
 import Database from '../../dist/database';
 import type Query from '../../dist/query';
 import type Document from '../../dist/document';
@@ -214,7 +214,7 @@ describe('Model', () => {
   }).then(data => User.removeById(data._id)));
 
   it('save() - sync problem', () => {
-    const id = cuid();
+    const id = 'cuid' + nanoid();
 
     return Promise.all([
       User.save({_id: id, age: 1}),
diff --git a/test/scripts/types/cuid.ts b/test/scripts/types/cuid.ts
index 9023eb8..86a4aa9 100644
--- a/test/scripts/types/cuid.ts
+++ b/test/scripts/types/cuid.ts
@@ -1,5 +1,6 @@
 import chai from 'chai';
 const should = chai.should(); // eslint-disable-line
+import { nanoid } from 'nanoid';
 import ValidationError from '../../../dist/error/validation';
 import SchemaTypeCUID from '../../../dist/types/cuid';
 
@@ -17,7 +18,8 @@ describe('SchemaTypeCUID', () => {
   });
 
   it('validate()', () => {
-    type.validate('ch72gsb320000udocl363eofy').should.eql('ch72gsb320000udocl363eofy');
+    const id = 'cuid' + nanoid();
+    type.validate(id).should.eql(id);
 
     (() => type.validate('foo')).should.to.throw(ValidationError, '`foo` is not a valid CUID');
   });