diff --git a/packages/filter/index.vue b/packages/filter/index.vue
index 34bbe74..ef6b1f3 100644
--- a/packages/filter/index.vue
+++ b/packages/filter/index.vue
@@ -36,6 +36,10 @@ export default {
       type: Number,
       default: 6,
     },
+    collapsedSpan: {
+      type: Number,
+      default: 6,
+    },
     uncollapsedSpan: {
       type: Number,
       default: 24,
@@ -67,7 +71,7 @@ export default {
   },
   computed: {
     formattedList() {
-      return [...this.list, { key: 'operation', label: '', labelWidth: '0px', span: !this.collapsed ? this.uncollapsedSpan : undefined }];
+      return [...this.list, { key: 'operation', label: '', labelWidth: '0px', span: this.collapsed ? this.collapsedSpan : this.uncollapsedSpan }];
     },
     showCollapsed() {
       const { list, visibleNum } = this;
--
libgit2 0.21.0