diff --git a/src/content-scripts/renderer/popup/tag-book/index.vue b/src/content-scripts/renderer/popup/tag-book/index.vue
index b89af72..b5102a9 100644
--- a/src/content-scripts/renderer/popup/tag-book/index.vue
+++ b/src/content-scripts/renderer/popup/tag-book/index.vue
@@ -91,6 +91,7 @@ export default {
     );
     const handleClickOutside = () => {
       ctx.emit("close");
+      mitt.emit('tag-search-clear');
     };
 
     const storage: Storage = inject("storage", {
diff --git a/src/content-scripts/renderer/popup/tag-book/tag-searcher.vue b/src/content-scripts/renderer/popup/tag-book/tag-searcher.vue
index 949ea1f..ac577fa 100644
--- a/src/content-scripts/renderer/popup/tag-book/tag-searcher.vue
+++ b/src/content-scripts/renderer/popup/tag-book/tag-searcher.vue
@@ -36,6 +36,9 @@ export default {
       }
     );
     const taginput = ref(null);
+    mitt.on('tag-search-clear', () => {
+      searchText.value = "";
+    })
     mitt.on('tag-search-focus', () => {
       (taginput.value as unknown as HTMLElement)?.focus();
     })