diff --git a/DifySharp/DTOs/KnowledgeBase/DocForm.cs b/DifySharp/DTOs/KnowledgeBase/DocForm.cs
index 0035955..c4bbbb7 100644
--- a/DifySharp/DTOs/KnowledgeBase/DocForm.cs
+++ b/DifySharp/DTOs/KnowledgeBase/DocForm.cs
@@ -13,7 +13,7 @@ public enum DocForm
     /// <summary>
     /// Parent-child mode
     /// </summary>
-    HierarchicalMode,
+    HierarchicalModel,
 
     /// <summary>
     /// Q and A Mode: Generates Q and A pairs for segmented documents and then embeds the questions
diff --git a/DifySharp/DifySharp.csproj b/DifySharp/DifySharp.csproj
index 9b06739..4f6cbec 100644
--- a/DifySharp/DifySharp.csproj
+++ b/DifySharp/DifySharp.csproj
@@ -4,7 +4,7 @@
         <TargetFramework>net8.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
-        <Version>0.0.3-alpha3</Version>
+        <Version>0.0.3-alpha4</Version>
         <Authors>fengb3</Authors>
         <RepositoryUrl>https://github.com/fengb3/DifySharp.git</RepositoryUrl>
         <PackageProjectUrl>https://github.com/fengb3/DifySharp</PackageProjectUrl>