diff --git a/lib/notion/getAllCategories.js b/lib/notion/getAllCategories.js
index 61aab49c..b9a543d8 100644
--- a/lib/notion/getAllCategories.js
+++ b/lib/notion/getAllCategories.js
@@ -1,9 +1,11 @@
+import { isIterable } from '../utils'
+
 /**
  * 获取所有文章的分类
  * @param allPosts
  * @returns {Promise<{}|*[]>}
  */
-export async function getAllCategories ({ allPosts, categoryOptions, sliceCount = 0 }) {
+export async function getAllCategories({ allPosts, categoryOptions, sliceCount = 0 }) {
   if (!allPosts || !categoryOptions) {
     return []
   }
@@ -19,12 +21,14 @@ export async function getAllCategories ({ allPosts, categoryOptions, sliceCount
     }
   })
   const list = []
-  categoryOptions.forEach(c => {
-    const count = categoryObj[c.value]
-    if (count) {
-      list.push({ id: c.id, name: c.value, color: c.color, count })
+  if (isIterable(categoryOptions)) {
+    for (const c of categoryOptions) {
+      const count = categoryObj[c.value]
+      if (count) {
+        list.push({ id: c.id, name: c.value, color: c.color, count })
+      }
     }
-  })
+  }
 
   // 按照数量排序
   // list.sort((a, b) => b.count - a.count)
diff --git a/lib/notion/getAllTags.js b/lib/notion/getAllTags.js
index 3ac01f54..174055d1 100644
--- a/lib/notion/getAllTags.js
+++ b/lib/notion/getAllTags.js
@@ -1,3 +1,4 @@
+import { isIterable } from '../utils'
 
 /**
  * 获取所有文章的标签
@@ -6,7 +7,7 @@
  * @param tagOptions tags的下拉选项
  * @returns {Promise<{}|*[]>}
  */
-export async function getAllTags ({ allPosts, sliceCount = 0, tagOptions }) {
+export async function getAllTags({ allPosts, sliceCount = 0, tagOptions }) {
   if (!allPosts || !tagOptions) {
     return []
   }
@@ -22,12 +23,14 @@ export async function getAllTags ({ allPosts, sliceCount = 0, tagOptions }) {
     }
   })
   const list = []
-  tagOptions.forEach(c => {
-    const count = tagObj[c.value]
-    if (count) {
-      list.push({ id: c.id, name: c.value, color: c.color, count })
-    }
-  })
+  if (isIterable(tagOptions)) {
+    tagOptions.forEach(c => {
+      const count = tagObj[c.value]
+      if (count) {
+        list.push({ id: c.id, name: c.value, color: c.color, count })
+      }
+    })
+  }
 
   // 按照数量排序
   // list.sort((a, b) => b.count - a.count)