diff --git a/components/lib/column/Column.d.ts b/components/lib/column/Column.d.ts
index dbd5883c3..b2332bbd9 100755
--- a/components/lib/column/Column.d.ts
+++ b/components/lib/column/Column.d.ts
@@ -867,7 +867,7 @@ export interface ColumnSlots {
         /**
          * Current sort order state.
          */
-        sortOrder: boolean;
+        sortOrder: number;
     }): VNode[];
     /**
      * Custom header checkbox icon template.