diff --git a/types/xlsx/index.d.ts b/types/xlsx/index.d.ts
index 9b1b63405a..3f3e45f297 100644
--- a/types/xlsx/index.d.ts
+++ b/types/xlsx/index.d.ts
@@ -254,7 +254,7 @@ export interface IRange {
 
 export interface IUtils {
     /** converts an array of arrays of JS data to a worksheet. */
-    aoa_to_sheet(data: <T>, opts?:any): IWorkSheet;
+    aoa_to_sheet<T>(data: T[], opts?:any): IWorkSheet;
 
     /** Converts a worksheet object to an array of JSON objects */
     sheet_to_json<T>(worksheet:IWorkSheet, opts?: {