diff --git a/Storage/Storage.AOT/Storage.AOT.csproj b/Storage/Storage.AOT/Storage.AOT.csproj
index 88a3764..fc40119 100644
--- a/Storage/Storage.AOT/Storage.AOT.csproj
+++ b/Storage/Storage.AOT/Storage.AOT.csproj
@@ -56,9 +56,6 @@
     <Compile Include="..\Storage\Public\LCGeoPoint.cs">
       <Link>Storage\Public\LCGeoPoint.cs</Link>
     </Compile>
-    <Compile Include="..\Storage\Public\LCStorage.cs">
-      <Link>Storage\Public\LCStorage.cs</Link>
-    </Compile>
     <Compile Include="..\Storage\Public\LCUserAuthDataLoginOption.cs">
       <Link>Storage\Public\LCUserAuthDataLoginOption.cs</Link>
     </Compile>
@@ -155,5 +152,8 @@
     <Compile Include="..\Storage\Internal\Query\LCCompositionalCondition.cs">
       <Link>Storage\Internal\Query\LCCompositionalCondition.cs</Link>
     </Compile>
+    <Compile Include="..\Storage\Internal\LCStorage.cs">
+      <Link>Storage\Internal\LCStorage.cs</Link>
+    </Compile>
   </ItemGroup>
 </Project>
diff --git a/Storage/Storage.Standard/Public/LCApplication.cs b/Storage/Storage.Standard/Public/LCApplication.cs
index bddc77c..885814b 100644
--- a/Storage/Storage.Standard/Public/LCApplication.cs
+++ b/Storage/Storage.Standard/Public/LCApplication.cs
@@ -1,5 +1,5 @@
 using LeanCloud.Common;
-using LeanCloud.Storage;
+using LeanCloud.Storage.Internal;
 
 namespace LeanCloud {
     public class LCApplication {
diff --git a/Storage/Storage.Unity/Public/LCApplication.cs b/Storage/Storage.Unity/Public/LCApplication.cs
index aa76d2f..152a004 100644
--- a/Storage/Storage.Unity/Public/LCApplication.cs
+++ b/Storage/Storage.Unity/Public/LCApplication.cs
@@ -1,5 +1,5 @@
 using LeanCloud.Common;
-using LeanCloud.Storage;
+using LeanCloud.Storage.Internal;
 using LeanCloud.Storage.Internal.Persistence;
 
 namespace LeanCloud {
diff --git a/Storage/Storage/Public/LCStorage.cs b/Storage/Storage/Internal/LCStorage.cs
similarity index 96%
rename from Storage/Storage/Public/LCStorage.cs
rename to Storage/Storage/Internal/LCStorage.cs
index 0ba1102..3054274 100644
--- a/Storage/Storage/Public/LCStorage.cs
+++ b/Storage/Storage/Internal/LCStorage.cs
@@ -1,6 +1,6 @@
 using LeanCloud.Common;
 
-namespace LeanCloud.Storage {
+namespace LeanCloud.Storage.Internal {
     public class LCStorage {
         private const string SessionHeaderKey = "X-LC-Session";