diff --git a/decimal.js/decimal.js.d.ts b/decimal.js/decimal.js.d.ts
index da2489a5f..74910614e 100644
--- a/decimal.js/decimal.js.d.ts
+++ b/decimal.js/decimal.js.d.ts
@@ -6,7 +6,7 @@
 declare var Decimal: decimal.IDecimalStatic;
 
 // Support AMD require
-declare module 'decimal' {
+declare module 'decimal.js' {
     export = Decimal;
 }