diff --git a/Common/Common-Unity/Common-Unity.csproj b/Common/Common-Unity/Common-Unity.csproj
index 80858cb..3950982 100644
--- a/Common/Common-Unity/Common-Unity.csproj
+++ b/Common/Common-Unity/Common-Unity.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
-    <ReleaseVersion>0.6.3</ReleaseVersion>
+    <ReleaseVersion>0.6.4</ReleaseVersion>
     <AssemblyName>Common</AssemblyName>
   </PropertyGroup>
 
diff --git a/Common/Common/Common.csproj b/Common/Common/Common.csproj
index 0a43ec3..7965327 100644
--- a/Common/Common/Common.csproj
+++ b/Common/Common/Common.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
-    <ReleaseVersion>0.6.3</ReleaseVersion>
+    <ReleaseVersion>0.6.4</ReleaseVersion>
     <AssemblyName>Common</AssemblyName>
   </PropertyGroup>
 
diff --git a/LiveQuery/LiveQuery-Unity/LiveQuery-Unity.csproj b/LiveQuery/LiveQuery-Unity/LiveQuery-Unity.csproj
index 637d8c5..c54a0cb 100644
--- a/LiveQuery/LiveQuery-Unity/LiveQuery-Unity.csproj
+++ b/LiveQuery/LiveQuery-Unity/LiveQuery-Unity.csproj
@@ -3,7 +3,7 @@
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
     <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
-    <ReleaseVersion>0.6.3</ReleaseVersion>
+    <ReleaseVersion>0.6.4</ReleaseVersion>
     <AssemblyName>LiveQuery</AssemblyName>
   </PropertyGroup>
 
diff --git a/LiveQuery/LiveQuery.Test/LiveQuery.Test.csproj b/LiveQuery/LiveQuery.Test/LiveQuery.Test.csproj
index df281ee..1915392 100644
--- a/LiveQuery/LiveQuery.Test/LiveQuery.Test.csproj
+++ b/LiveQuery/LiveQuery.Test/LiveQuery.Test.csproj
@@ -4,7 +4,7 @@
     <TargetFramework>netcoreapp2.2</TargetFramework>
 
     <IsPackable>false</IsPackable>
-    <ReleaseVersion>0.6.3</ReleaseVersion>
+    <ReleaseVersion>0.6.4</ReleaseVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/LiveQuery/LiveQuery/LiveQuery.csproj b/LiveQuery/LiveQuery/LiveQuery.csproj
index 041e188..194480b 100644
--- a/LiveQuery/LiveQuery/LiveQuery.csproj
+++ b/LiveQuery/LiveQuery/LiveQuery.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
-    <ReleaseVersion>0.6.3</ReleaseVersion>
+    <ReleaseVersion>0.6.4</ReleaseVersion>
     <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
   </PropertyGroup>
 
diff --git a/Realtime/Realtime-Unity/Realtime-Unity.csproj b/Realtime/Realtime-Unity/Realtime-Unity.csproj
index 28e28db..c787767 100644
--- a/Realtime/Realtime-Unity/Realtime-Unity.csproj
+++ b/Realtime/Realtime-Unity/Realtime-Unity.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
-    <ReleaseVersion>0.6.3</ReleaseVersion>
+    <ReleaseVersion>0.6.4</ReleaseVersion>
     <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
     <AssemblyName>Realtime</AssemblyName>
   </PropertyGroup>
diff --git a/Realtime/Realtime.Test/Realtime.Test.csproj b/Realtime/Realtime.Test/Realtime.Test.csproj
index 4c9e32b..f72f055 100644
--- a/Realtime/Realtime.Test/Realtime.Test.csproj
+++ b/Realtime/Realtime.Test/Realtime.Test.csproj
@@ -4,7 +4,7 @@
     <TargetFramework>netcoreapp2.2</TargetFramework>
 
     <IsPackable>false</IsPackable>
-    <ReleaseVersion>0.6.3</ReleaseVersion>
+    <ReleaseVersion>0.6.4</ReleaseVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/Realtime/Realtime/Realtime.csproj b/Realtime/Realtime/Realtime.csproj
index 815e590..939fd82 100644
--- a/Realtime/Realtime/Realtime.csproj
+++ b/Realtime/Realtime/Realtime.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
-    <ReleaseVersion>0.6.3</ReleaseVersion>
+    <ReleaseVersion>0.6.4</ReleaseVersion>
     <RootNamespace>LeanCloud.Realtime</RootNamespace>
     <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
   </PropertyGroup>
diff --git a/Sample/LiveQueryApp/LiveQueryApp.csproj b/Sample/LiveQueryApp/LiveQueryApp.csproj
index eff4c37..58a668e 100644
--- a/Sample/LiveQueryApp/LiveQueryApp.csproj
+++ b/Sample/LiveQueryApp/LiveQueryApp.csproj
@@ -3,7 +3,7 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>netcoreapp3.0</TargetFramework>
-    <ReleaseVersion>0.6.3</ReleaseVersion>
+    <ReleaseVersion>0.6.4</ReleaseVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/Sample/RealtimeApp/RealtimeApp.csproj b/Sample/RealtimeApp/RealtimeApp.csproj
index 40d06bb..3dabc64 100644
--- a/Sample/RealtimeApp/RealtimeApp.csproj
+++ b/Sample/RealtimeApp/RealtimeApp.csproj
@@ -3,7 +3,7 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>netcoreapp3.0</TargetFramework>
-    <ReleaseVersion>0.6.3</ReleaseVersion>
+    <ReleaseVersion>0.6.4</ReleaseVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/Storage/Storage-Unity/Storage-Unity.csproj b/Storage/Storage-Unity/Storage-Unity.csproj
index be2b949..e1dc67e 100644
--- a/Storage/Storage-Unity/Storage-Unity.csproj
+++ b/Storage/Storage-Unity/Storage-Unity.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
-    <ReleaseVersion>0.6.3</ReleaseVersion>
+    <ReleaseVersion>0.6.4</ReleaseVersion>
     <AssemblyName>Storage</AssemblyName>
   </PropertyGroup>
 
diff --git a/Storage/Storage.Test/Storage.Test.csproj b/Storage/Storage.Test/Storage.Test.csproj
index e8ca4d3..c0a1aa8 100644
--- a/Storage/Storage.Test/Storage.Test.csproj
+++ b/Storage/Storage.Test/Storage.Test.csproj
@@ -4,7 +4,7 @@
     <TargetFramework>netcoreapp2.2</TargetFramework>
 
     <IsPackable>false</IsPackable>
-    <ReleaseVersion>0.6.3</ReleaseVersion>
+    <ReleaseVersion>0.6.4</ReleaseVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/Storage/Storage/LCApplication.cs b/Storage/Storage/LCApplication.cs
index 21c41fd..2a297e9 100644
--- a/Storage/Storage/LCApplication.cs
+++ b/Storage/Storage/LCApplication.cs
@@ -9,7 +9,7 @@ namespace LeanCloud {
     /// </summary>
     public class LCApplication {
         // SDK 版本号，用于 User-Agent 统计
-        internal const string SDKVersion = "0.6.3";
+        internal const string SDKVersion = "0.6.4";
 
         // 接口版本号，用于接口版本管理
         internal const string APIVersion = "1.1";
diff --git a/Storage/Storage/LCQuery.cs b/Storage/Storage/LCQuery.cs
index c9396f7..b04d457 100644
--- a/Storage/Storage/LCQuery.cs
+++ b/Storage/Storage/LCQuery.cs
@@ -351,7 +351,14 @@ namespace LeanCloud.Storage {
                 throw new ArgumentNullException(nameof(objectId));
             }
             string path = $"classes/{ClassName}/{objectId}";
-            Dictionary<string, object> response = await LCApplication.HttpClient.Get<Dictionary<string, object>>(path);
+            Dictionary<string, object> queryParams = null;
+            string includes = Condition.BuildIncludes();
+            if (!string.IsNullOrEmpty(includes)) {
+                queryParams = new Dictionary<string, object> {
+                    { "include", includes }
+                };
+            }
+            Dictionary<string, object> response = await LCApplication.HttpClient.Get<Dictionary<string, object>>(path, queryParams: queryParams);
             return DecodeLCObject(response);
         }
 
diff --git a/Storage/Storage/Storage.csproj b/Storage/Storage/Storage.csproj
index 08ea64c..0d320d5 100644
--- a/Storage/Storage/Storage.csproj
+++ b/Storage/Storage/Storage.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
-    <ReleaseVersion>0.6.3</ReleaseVersion>
+    <ReleaseVersion>0.6.4</ReleaseVersion>
     <RootNamespace>LeanCloud.Storage</RootNamespace>
     <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
   </PropertyGroup>
diff --git a/csharp-sdk.sln b/csharp-sdk.sln
index 2d666b8..8697e48 100644
--- a/csharp-sdk.sln
+++ b/csharp-sdk.sln
@@ -112,6 +112,6 @@ Global
 		{9D5E6A37-8925-48ED-B7EA-12C89291B59D} = {2D980281-F060-4363-AB7A-D4B6C30ADDBB}
 	EndGlobalSection
 	GlobalSection(MonoDevelopProperties) = preSolution
-		version = 0.6.3
+		version = 0.6.4
 	EndGlobalSection
 EndGlobal