diff --git a/src/pages/pc/article/ArticleHomePage.vue b/src/pages/pc/article/ArticleHomePage.vue
index b15cb334..661d46c0 100644
--- a/src/pages/pc/article/ArticleHomePage.vue
+++ b/src/pages/pc/article/ArticleHomePage.vue
@@ -37,7 +37,7 @@ function startStudy() {
     if (!base.sbook.articles.length) {
       return ElMessage.warning('没有文章可学习！')
     }
-    window.umami.track('startStudyArticle', {
+    window.umami?.track('startStudyArticle', {
       name: base.sbook.name,
       index: base.sbook.lastLearnIndex,
       custom: base.sbook.custom,
@@ -45,7 +45,7 @@ function startStudy() {
     })
     nav('/study-article')
   } else {
-    window.umami.track('no-book')
+    window.umami?.track('no-book')
     ElMessage.warning('请先选择一本书籍')
   }
 }
diff --git a/src/pages/pc/word/WordHomePage.vue b/src/pages/pc/word/WordHomePage.vue
index 93192c6c..1c5ab9e6 100644
--- a/src/pages/pc/word/WordHomePage.vue
+++ b/src/pages/pc/word/WordHomePage.vue
@@ -48,7 +48,7 @@ function startStudy() {
     if (!store.sdict.words.length) {
       return ElMessage.warning('没有单词可学习！')
     }
-    window.umami.track('startStudyDict', {
+    window.umami?.track('startStudyDict', {
       name: store.sdict.name,
       index: store.sdict.lastLearnIndex,
       perDayStudyNumber: store.sdict.perDayStudyNumber,
@@ -57,7 +57,7 @@ function startStudy() {
     })
     nav('study-word', {}, currentStudy)
   } else {
-    window.umami.track('no-dict')
+    window.umami?.track('no-dict')
     ElMessage.warning('请先选择一本词典')
   }
 }