diff --git a/components/lib/datatable/TableBody.vue b/components/lib/datatable/TableBody.vue
index 4b315cc0e..666e09b66 100755
--- a/components/lib/datatable/TableBody.vue
+++ b/components/lib/datatable/TableBody.vue
@@ -569,6 +569,7 @@ export default {
             let hiddenColLength = 0;
 
             this.columns.forEach((column) => {
+                if (this.columnProp(column, 'selectionMode') === 'single') hiddenColLength--;
                 if (this.columnProp(column, 'hidden')) hiddenColLength++;
             });