diff --git a/package.json b/package.json
index adc9dbb..3ea175b 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,6 @@
 		"callsites": "^4.0.0",
 		"dot-prop": "^7.2.0",
 		"lodash.isequal": "^4.5.0",
-		"type-fest": "^2.13.0",
 		"vali-date": "^1.0.0"
 	},
 	"devDependencies": {
diff --git a/source/predicates.ts b/source/predicates.ts
index 6922c16..67c6d88 100644
--- a/source/predicates.ts
+++ b/source/predicates.ts
@@ -1,5 +1,5 @@
 import type {Buffer} from 'node:buffer';
-import {TypedArray} from 'type-fest';
+import {TypedArray} from './typed-array.js';
 import {StringPredicate} from './predicates/string.js';
 import {NumberPredicate} from './predicates/number.js';
 import {BigIntPredicate} from './predicates/bigint.js';
diff --git a/source/predicates/typed-array.ts b/source/predicates/typed-array.ts
index 77ae701..4b803f4 100644
--- a/source/predicates/typed-array.ts
+++ b/source/predicates/typed-array.ts
@@ -1,4 +1,4 @@
-import {TypedArray} from 'type-fest';
+import {TypedArray} from '../typed-array.js';
 import {Predicate} from './predicate.js';
 
 export class TypedArrayPredicate<T extends TypedArray> extends Predicate<T> {
diff --git a/source/typed-array.ts b/source/typed-array.ts
new file mode 100644
index 0000000..f9e687b
--- /dev/null
+++ b/source/typed-array.ts
@@ -0,0 +1,13 @@
+// https://github.com/sindresorhus/type-fest/blob/main/source/typed-array.d.ts
+export type TypedArray =
+	| Int8Array
+	| Uint8Array
+	| Uint8ClampedArray
+	| Int16Array
+	| Uint16Array
+	| Int32Array
+	| Uint32Array
+	| Float32Array
+	| Float64Array
+	| BigInt64Array
+	| BigUint64Array;
diff --git a/test/types.ts b/test/types.ts
index c47b334..f289957 100644
--- a/test/types.ts
+++ b/test/types.ts
@@ -1,7 +1,7 @@
 import type {Buffer} from 'node:buffer';
 import test from 'ava';
 import {ExpectTypeOf, expectTypeOf} from 'expect-type';
-import {TypedArray} from 'type-fest';
+import {TypedArray} from '../source/typed-array.js';
 import ow, {BasePredicate, Infer} from '../source/index.js';
 
 test('type-level tests', t => {