diff --git a/framework/src/Volo.Abp.Http.Client/Volo.Abp.Http.Client.csproj b/framework/src/Volo.Abp.Http.Client/Volo.Abp.Http.Client.csproj
index 461a0c35f5..99f480ee63 100644
--- a/framework/src/Volo.Abp.Http.Client/Volo.Abp.Http.Client.csproj
+++ b/framework/src/Volo.Abp.Http.Client/Volo.Abp.Http.Client.csproj
@@ -1,18 +1,16 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <Import Project="..\..\..\configureawait.props" />
   <Import Project="..\..\..\common.props" />
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>netstandard2.0</TargetFramework>
     <AssemblyName>Volo.Abp.Http.Client</AssemblyName>
     <PackageId>Volo.Abp.Http.Client</PackageId>
     <AssetTargetFallback>$(AssetTargetFallback);portable-net45+win8+wp8+wpa81;</AssetTargetFallback>
     <GenerateAssemblyConfigurationAttribute>false</GenerateAssemblyConfigurationAttribute>
     <GenerateAssemblyCompanyAttribute>false</GenerateAssemblyCompanyAttribute>
     <GenerateAssemblyProductAttribute>false</GenerateAssemblyProductAttribute>
-    <IsPackable>true</IsPackable>
-    <OutputType>Library</OutputType>
     <RootNamespace />
   </PropertyGroup>
 
diff --git a/modules/account/src/Volo.Abp.Account.HttpApi.Client/Volo.Abp.Account.HttpApi.Client.csproj b/modules/account/src/Volo.Abp.Account.HttpApi.Client/Volo.Abp.Account.HttpApi.Client.csproj
index 89679b3e22..aef884dbe2 100644
--- a/modules/account/src/Volo.Abp.Account.HttpApi.Client/Volo.Abp.Account.HttpApi.Client.csproj
+++ b/modules/account/src/Volo.Abp.Account.HttpApi.Client/Volo.Abp.Account.HttpApi.Client.csproj
@@ -4,7 +4,7 @@
   <Import Project="..\..\..\..\common.props" />
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>netstandard2.0</TargetFramework>
     <AssemblyName>Volo.Abp.Account.HttpApi.Client</AssemblyName>
     <PackageId>Volo.Abp.Account.HttpApi.Client</PackageId>
     <RootNamespace />
diff --git a/modules/blogging/src/Volo.Blogging.HttpApi.Client/Volo.Blogging.HttpApi.Client.csproj b/modules/blogging/src/Volo.Blogging.HttpApi.Client/Volo.Blogging.HttpApi.Client.csproj
index 754382f89c..68b3775baa 100644
--- a/modules/blogging/src/Volo.Blogging.HttpApi.Client/Volo.Blogging.HttpApi.Client.csproj
+++ b/modules/blogging/src/Volo.Blogging.HttpApi.Client/Volo.Blogging.HttpApi.Client.csproj
@@ -4,7 +4,7 @@
   <Import Project="..\..\..\..\common.props" />
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>netstandard2.0</TargetFramework>
     <AssemblyName>Volo.Blogging.HttpApi.Client</AssemblyName>
     <PackageId>Volo.Blogging.HttpApi.Client</PackageId>
     <RootNamespace />
diff --git a/modules/docs/src/Volo.Docs.HttpApi.Client/Volo.Docs.HttpApi.Client.csproj b/modules/docs/src/Volo.Docs.HttpApi.Client/Volo.Docs.HttpApi.Client.csproj
index f527001c45..5df5515e32 100644
--- a/modules/docs/src/Volo.Docs.HttpApi.Client/Volo.Docs.HttpApi.Client.csproj
+++ b/modules/docs/src/Volo.Docs.HttpApi.Client/Volo.Docs.HttpApi.Client.csproj
@@ -4,7 +4,7 @@
   <Import Project="..\..\..\..\common.props" />
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>netstandard2.0</TargetFramework>
     <AssemblyName>Volo.Docs.HttpApi.Client</AssemblyName>
     <PackageId>Volo.Docs.HttpApi.Client</PackageId>
     <RootNamespace />
diff --git a/modules/feature-management/src/Volo.Abp.FeatureManagement.HttpApi.Client/Volo.Abp.FeatureManagement.HttpApi.Client.csproj b/modules/feature-management/src/Volo.Abp.FeatureManagement.HttpApi.Client/Volo.Abp.FeatureManagement.HttpApi.Client.csproj
index 1a784f6e6c..a6dd5772e8 100644
--- a/modules/feature-management/src/Volo.Abp.FeatureManagement.HttpApi.Client/Volo.Abp.FeatureManagement.HttpApi.Client.csproj
+++ b/modules/feature-management/src/Volo.Abp.FeatureManagement.HttpApi.Client/Volo.Abp.FeatureManagement.HttpApi.Client.csproj
@@ -4,7 +4,7 @@
   <Import Project="..\..\..\..\common.props" />
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>netstandard2.0</TargetFramework>
     <RootNamespace />
   </PropertyGroup>
 
diff --git a/modules/identity/src/Volo.Abp.Identity.HttpApi.Client/Volo.Abp.Identity.HttpApi.Client.csproj b/modules/identity/src/Volo.Abp.Identity.HttpApi.Client/Volo.Abp.Identity.HttpApi.Client.csproj
index 11fd0a40b6..5bff2432a7 100644
--- a/modules/identity/src/Volo.Abp.Identity.HttpApi.Client/Volo.Abp.Identity.HttpApi.Client.csproj
+++ b/modules/identity/src/Volo.Abp.Identity.HttpApi.Client/Volo.Abp.Identity.HttpApi.Client.csproj
@@ -1,18 +1,16 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <Import Project="..\..\..\..\configureawait.props" />
   <Import Project="..\..\..\..\common.props" />
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>netstandard2.0</TargetFramework>
     <AssemblyName>Volo.Abp.Identity.HttpApi.Client</AssemblyName>
     <PackageId>Volo.Abp.Identity.HttpApi.Client</PackageId>
     <AssetTargetFallback>$(AssetTargetFallback);portable-net45+win8+wp8+wpa81;</AssetTargetFallback>
     <GenerateAssemblyConfigurationAttribute>false</GenerateAssemblyConfigurationAttribute>
     <GenerateAssemblyCompanyAttribute>false</GenerateAssemblyCompanyAttribute>
     <GenerateAssemblyProductAttribute>false</GenerateAssemblyProductAttribute>
-    <OutputType>Library</OutputType>
-    <IsPackable>true</IsPackable>
     <RootNamespace />
   </PropertyGroup>
 
diff --git a/modules/permission-management/src/Volo.Abp.PermissionManagement.HttpApi.Client/Volo.Abp.PermissionManagement.HttpApi.Client.csproj b/modules/permission-management/src/Volo.Abp.PermissionManagement.HttpApi.Client/Volo.Abp.PermissionManagement.HttpApi.Client.csproj
index 8360442b75..a198deb9eb 100644
--- a/modules/permission-management/src/Volo.Abp.PermissionManagement.HttpApi.Client/Volo.Abp.PermissionManagement.HttpApi.Client.csproj
+++ b/modules/permission-management/src/Volo.Abp.PermissionManagement.HttpApi.Client/Volo.Abp.PermissionManagement.HttpApi.Client.csproj
@@ -4,7 +4,7 @@
   <Import Project="..\..\..\..\common.props" />
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>netstandard2.0</TargetFramework>
     <AssemblyName>Volo.Abp.PermissionManagement.HttpApi.Client</AssemblyName>
     <PackageId>Volo.Abp.PermissionManagement.HttpApi.Client</PackageId>
     <AssetTargetFallback>$(AssetTargetFallback);portable-net45+win8+wp8+wpa81;</AssetTargetFallback>
diff --git a/modules/tenant-management/src/Volo.Abp.TenantManagement.HttpApi.Client/Volo.Abp.TenantManagement.HttpApi.Client.csproj b/modules/tenant-management/src/Volo.Abp.TenantManagement.HttpApi.Client/Volo.Abp.TenantManagement.HttpApi.Client.csproj
index 9c36b1b29e..263d7b4048 100644
--- a/modules/tenant-management/src/Volo.Abp.TenantManagement.HttpApi.Client/Volo.Abp.TenantManagement.HttpApi.Client.csproj
+++ b/modules/tenant-management/src/Volo.Abp.TenantManagement.HttpApi.Client/Volo.Abp.TenantManagement.HttpApi.Client.csproj
@@ -4,7 +4,7 @@
   <Import Project="..\..\..\..\common.props" />
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>netstandard2.0</TargetFramework>
     <AssemblyName>Volo.Abp.TenantManagement.HttpApi.Client</AssemblyName>
     <PackageId>Volo.Abp.TenantManagement.HttpApi.Client</PackageId>
     <AssetTargetFallback>$(AssetTargetFallback);portable-net45+win8+wp8+wpa81;</AssetTargetFallback>