diff --git a/src/components/tag/tag.vue b/src/components/tag/tag.vue
index 0754d2b..79a76b0 100644
--- a/src/components/tag/tag.vue
+++ b/src/components/tag/tag.vue
@@ -54,7 +54,7 @@
                         [`${prefixCls}-${this.color}`]: !!this.color && (this.checkable && this.isChecked),
                         [`${prefixCls}-${this.type}`]: !!this.type,
                         [`${prefixCls}-closable`]: this.closable,
-                        [`${prefixCls}-checkable`]: this.checkable
+                        [`${prefixCls}-checked`]: this.isChecked
                     }
                 ];
             },
--
libgit2 0.21.4