diff --git a/types/office-js-preview/index.d.ts b/types/office-js-preview/index.d.ts
index 8f214e8ea4..3c7ca449fe 100644
--- a/types/office-js-preview/index.d.ts
+++ b/types/office-js-preview/index.d.ts
@@ -30391,7 +30391,7 @@ declare namespace Excel {
         readonly items: Excel.PivotTable[];
         /**
          *
-         * Add a Pivottable based on the specified source data and insert it at the top left cell of the destination range.
+         * Add a PivotTable based on the specified source data and insert it at the top-left cell of the destination range.
          *
          * [Api set: ExcelApi 1.8]
          *
diff --git a/types/office-js/index.d.ts b/types/office-js/index.d.ts
index 73e92ecf0b..b879db5ec9 100644
--- a/types/office-js/index.d.ts
+++ b/types/office-js/index.d.ts
@@ -29559,7 +29559,7 @@ declare namespace Excel {
         readonly items: Excel.PivotTable[];
         /**
          *
-         * Add a Pivottable based on the specified source data and insert it at the top left cell of the destination range.
+         * Add a PivotTable based on the specified source data and insert it at the top-left cell of the destination range.
          *
          * [Api set: ExcelApi 1.8]
          *