diff --git a/src/data-types/array-buffer.ts b/src/data-types/array-buffer.ts
index e55b263..1c0ebb2 100644
--- a/src/data-types/array-buffer.ts
+++ b/src/data-types/array-buffer.ts
@@ -21,7 +21,7 @@ export const assertArrayBuffer = (input: unknown) =>
  * @group ArrayBuffer
  */
 export function arrayBufferToBlob(
-  arrayBuffer: ArrayBufferLike,
+  arrayBuffer: ArrayBuffer,
   options?: BlobPropertyBag,
 ): Blob {
   assertArrayBuffer(arrayBuffer);
@@ -69,7 +69,7 @@ export function arrayBufferToReadableStream(
  * @group ArrayBuffer
  */
 export function arrayBufferToResponse(
-  arrayBuffer: ArrayBufferLike,
+  arrayBuffer: ArrayBuffer,
   init?: ResponseInit,
 ): Response {
   assertArrayBuffer(arrayBuffer);
@@ -80,7 +80,7 @@ export function arrayBufferToResponse(
  * Convert from [ArrayBuffer][ArrayBuffer] to [String][String]
  * @group ArrayBuffer
  */
-export function arrayBufferToString(arrayBuffer: ArrayBufferLike): string {
+export function arrayBufferToString(arrayBuffer: ArrayBuffer): string {
   assertArrayBuffer(arrayBuffer);
   return new TextDecoder().decode(arrayBuffer);
 }
diff --git a/src/data-types/number-array.ts b/src/data-types/number-array.ts
index 02bfaea..ff208e3 100644
--- a/src/data-types/number-array.ts
+++ b/src/data-types/number-array.ts
@@ -21,7 +21,9 @@ export const assertNumberArray = (input: unknown) =>
  * Convert from [Number Array][Number Array] to [ArrayBuffer][ArrayBuffer]
  * @group NumberArray
  */
-export function numberArrayToArrayBuffer(numberArray: number[]): ArrayBuffer {
+export function numberArrayToArrayBuffer(
+  numberArray: number[],
+): ArrayBufferLike {
   return new Uint8Array(numberArray).buffer;
 }
 
diff --git a/src/data-types/string.ts b/src/data-types/string.ts
index 62b8316..b4ad481 100644
--- a/src/data-types/string.ts
+++ b/src/data-types/string.ts
@@ -20,7 +20,7 @@ export const assertString = (input: unknown) =>
  * Convert from [string][string] to [ArrayBuffer][ArrayBuffer]
  * @group String
  */
-export function stringToArrayBuffer(string: string): ArrayBuffer {
+export function stringToArrayBuffer(string: string): ArrayBufferLike {
   assertString(string);
   return new TextEncoder().encode(string).buffer;
 }
diff --git a/src/data-types/uint8-array.ts b/src/data-types/uint8-array.ts
index 0d1f946..7508b77 100644
--- a/src/data-types/uint8-array.ts
+++ b/src/data-types/uint8-array.ts
@@ -20,7 +20,9 @@ export const assertUint8Array = (input: unknown) =>
  * Convert from [Uint8Array][Uint8Array] to [ArrayBuffer][ArrayBuffer]
  * @group Uint8Array
  */
-export function uint8ArrayToArrayBuffer(uint8Array: Uint8Array): ArrayBuffer {
+export function uint8ArrayToArrayBuffer(
+  uint8Array: Uint8Array,
+): ArrayBufferLike {
   return uint8Array.buffer;
 }
 
diff --git a/src/types.ts b/src/types.ts
index b832b5b..b6a70df 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -10,6 +10,7 @@ export type DataTypeName =
 
 export type DataType =
   | ArrayBuffer
+  | ArrayBufferLike
   | Blob
   | DataView
   | number[]