diff --git a/src/model/post-cat.ts b/src/model/post-cat.ts
index 2b0b08b1..853667a6 100644
--- a/src/model/post-cat.ts
+++ b/src/model/post-cat.ts
@@ -5,7 +5,7 @@ export class PostCat {
     visible = true
     description = ''
     updateTime: Date = new Date()
-    count = 0
+    itemCount = 0
     order?: number
     childCount = 0
     visibleChildCount = 0
@@ -31,4 +31,4 @@ export type PostCatAddDto = {
     visible: boolean
     description: string
 }
-export type PostCatUpdateDto = Pick<PostCat, 'categoryId' | 'description' | 'count' | 'title' | 'order' | 'visible'>
+export type PostCatUpdateDto = Pick<PostCat, 'categoryId' | 'description' | 'itemCount' | 'title' | 'order' | 'visible'>
diff --git a/src/tree-view/convert.ts b/src/tree-view/convert.ts
index d7236030..58c281b0 100644
--- a/src/tree-view/convert.ts
+++ b/src/tree-view/convert.ts
@@ -51,9 +51,9 @@ const postConverter: Converter<Post> = obj => {
     })
 }
 
-const categoryConverter: Converter<PostCat> = ({ title, count }) =>
-    Object.assign<TreeItem, TreeItem>(new TreeItem(`${title}(${count})`), {
-        collapsibleState: count > 0 ? TreeItemCollapsibleState.Collapsed : TreeItemCollapsibleState.None,
+const categoryConverter: Converter<PostCat> = ({ title, itemCount }) =>
+    Object.assign<TreeItem, TreeItem>(new TreeItem(`${title}(${itemCount})`), {
+        collapsibleState: itemCount > 0 ? TreeItemCollapsibleState.Collapsed : TreeItemCollapsibleState.None,
         iconPath: categoryIcon(),
         contextValue: 'cnb-post-category',
     })