diff --git a/types/flexmonster/index.d.ts b/types/flexmonster/index.d.ts
index 6e8d78f814..927e54f9f7 100644
--- a/types/flexmonster/index.d.ts
+++ b/types/flexmonster/index.d.ts
@@ -266,6 +266,7 @@ declare namespace Flexmonster {
             showHierarchyCaptions?: boolean;
             showReportFiltersArea?: boolean;
             showTotals?: boolean;
+            showEmptyValues?: boolean;
             title?: string;
             type?: string;
             showAutoCalculationBar?: boolean;