diff --git a/src/Package.props b/src/Package.props
index 41fa93b..00be270 100644
--- a/src/Package.props
+++ b/src/Package.props
@@ -1,6 +1,11 @@
 <Project>
     <PropertyGroup>
-        <Version>1.2.0</Version>
+        <Version>1.2.1-beta2</Version>
         <AvaloniaVersion>11.1.1</AvaloniaVersion>
+        <Authors>IRIHI Technology Co., Ltd.</Authors>
+        <RepositoryUrl>https://github.com/irihitech/Ursa.Avalonia</RepositoryUrl>
+        <PackageLicenseExpression>MIT</PackageLicenseExpression>
+        <PublishRepositoryUrl>true</PublishRepositoryUrl>
+        <PackageProjectUrl>https://github.com/irihitech/Ursa.Avalonia</PackageProjectUrl>
     </PropertyGroup>
 </Project>
\ No newline at end of file
diff --git a/src/Ursa.PrismExtension/Ursa.PrismExtension.csproj b/src/Ursa.PrismExtension/Ursa.PrismExtension.csproj
index 5ae1036..e525d50 100644
--- a/src/Ursa.PrismExtension/Ursa.PrismExtension.csproj
+++ b/src/Ursa.PrismExtension/Ursa.PrismExtension.csproj
@@ -1,16 +1,15 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
+    <Import Project="../Package.props"/>
+    
     <PropertyGroup>
         <TargetFramework>net8.0</TargetFramework>
         <Version>1.0.0</Version>
         <ImplicitUsings>enable</ImplicitUsings>
-        <Authors>IRIHI Technology Co., Ltd.</Authors>
         <Nullable>enable</Nullable>
         <LangVersion>latest</LangVersion>
         <PackageId>Irihi.Ursa.PrismExtension</PackageId>
         <PackageIcon>irihi.png</PackageIcon>
-        <PackageProjectUrl>https://github.com/irihitech/Ursa.Avalonia</PackageProjectUrl>
-        <PackageLicenseExpression>MIT</PackageLicenseExpression>
     </PropertyGroup>
 
     <ItemGroup>
diff --git a/src/Ursa.Themes.Semi/Ursa.Themes.Semi.csproj b/src/Ursa.Themes.Semi/Ursa.Themes.Semi.csproj
index aba64e4..565f314 100644
--- a/src/Ursa.Themes.Semi/Ursa.Themes.Semi.csproj
+++ b/src/Ursa.Themes.Semi/Ursa.Themes.Semi.csproj
@@ -10,8 +10,6 @@
         <Authors>IRIHI Technology Co., Ltd.</Authors>
         <PackageId>Irihi.Ursa.Themes.Semi</PackageId>
         <PackageIcon>irihi.png</PackageIcon>
-        <PackageLicenseExpression>MIT</PackageLicenseExpression>
-        <PackageProjectUrl>https://github.com/irihitech/Ursa.Avalonia</PackageProjectUrl>
         <AvaloniaUseCompiledBindingsByDefault>true</AvaloniaUseCompiledBindingsByDefault>
     </PropertyGroup>
 
diff --git a/src/Ursa/Ursa.csproj b/src/Ursa/Ursa.csproj
index 83dc045..bf5617e 100644
--- a/src/Ursa/Ursa.csproj
+++ b/src/Ursa/Ursa.csproj
@@ -7,11 +7,8 @@
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
         <LangVersion>latest</LangVersion>
-        <Authors>IRIHI Technology Co., Ltd.</Authors>
         <PackageId>Irihi.Ursa</PackageId>
         <PackageIcon>irihi.png</PackageIcon>
-        <PackageProjectUrl>https://github.com/irihitech/Ursa.Avalonia</PackageProjectUrl>
-        <PackageLicenseExpression>MIT</PackageLicenseExpression>
     </PropertyGroup>
 
     <ItemGroup>