diff --git a/README.md b/README.md
index 9f8d12e..f59a9cf 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,7 @@ An arbitrary-precision Decimal type for JavaScript.
 [![npm version](https://img.shields.io/npm/v/decimal.js.svg)](https://www.npmjs.com/package/decimal.js)
 [![npm downloads](https://img.shields.io/npm/dw/decimal.js)](https://www.npmjs.com/package/decimal.js)
 [![CDNJS](https://img.shields.io/cdnjs/v/decimal.js.svg)](https://cdnjs.com/libraries/decimal.js)
+[![](https://data.jsdelivr.com/v1/package/npm/decimal.js/badge)](https://www.jsdelivr.com/package/npm/decimal.js)
 
 <br>
 
diff --git a/decimal.d.ts b/decimal.d.ts
index 338dc56..526a896 100644
--- a/decimal.d.ts
+++ b/decimal.d.ts
@@ -36,7 +36,7 @@ export namespace Decimal {
   export type Instance = Decimal;
   export type Rounding = 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8;
   export type Modulo = Rounding | 9;
-  export type Value = string | number | Decimal;
+  export type Value = string | number | bigint | Decimal;
 
   // http://mikemcl.github.io/decimal.js/#constructor-properties
   export interface Config {
@@ -63,7 +63,7 @@ export declare class Decimal {
   abs(): Decimal;
 
   ceil(): Decimal;
-  
+
   clampedTo(min: Decimal.Value, max: Decimal.Value): Decimal;
   clamp(min: Decimal.Value, max: Decimal.Value): Decimal;
 
diff --git a/decimal.global.d.ts b/decimal.global.d.ts
index ddc5109..a3162a3 100644
--- a/decimal.global.d.ts
+++ b/decimal.global.d.ts
@@ -56,7 +56,7 @@ declare global {
 
 type DecimalInstance = Decimal;
 type DecimalConstructor = typeof Decimal;
-type DecimalValue = string | number | Decimal;
+type DecimalValue = string | number | bigint |Decimal;
 type DecimalRounding = 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8;
 type DecimalModulo = DecimalRounding | 9;
 
@@ -84,7 +84,7 @@ export declare class Decimal {
   abs(): Decimal;
 
   ceil(): Decimal;
-  
+
   clampedTo(min: Decimal.Value, max: Decimal.Value): Decimal;
   clamp(min: Decimal.Value, max: Decimal.Value): Decimal;