diff --git a/Amphasis.Azure.WebPortal/Amphasis.Azure.WebPortal.csproj b/Amphasis.Azure.WebPortal/Amphasis.Azure.WebPortal.csproj
index 3aad102..bfe9508 100644
--- a/Amphasis.Azure.WebPortal/Amphasis.Azure.WebPortal.csproj
+++ b/Amphasis.Azure.WebPortal/Amphasis.Azure.WebPortal.csproj
@@ -8,14 +8,14 @@
 
 
   <ItemGroup>
-    <PackageReference Include="Amphasis.SimaLand" Version="1.1.13" />
-    <PackageReference Include="AspNet.Security.OAuth.MailRu" Version="8.0.0" />
-    <PackageReference Include="AspNet.Security.OAuth.Vkontakte" Version="8.0.0" />
-    <PackageReference Include="AspNet.Security.OAuth.Yandex" Version="8.0.0" />
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.Razor.RuntimeCompilation" Version="8.0.3" />
-    <PackageReference Include="Microsoft.VisualStudio.Web.CodeGeneration.Design" Version="8.0.2" />
-    <PackageReference Include="SkiaSharp" Version="2.88.7" />
-    <PackageReference Include="System.IdentityModel.Tokens.Jwt" Version="7.4.1" />
+    <PackageReference Include="Amphasis.SimaLand" />
+    <PackageReference Include="AspNet.Security.OAuth.MailRu" />
+    <PackageReference Include="AspNet.Security.OAuth.Vkontakte" />
+    <PackageReference Include="AspNet.Security.OAuth.Yandex" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Razor.RuntimeCompilation" />
+    <PackageReference Include="Microsoft.VisualStudio.Web.CodeGeneration.Design" />
+    <PackageReference Include="SkiaSharp" />
+    <PackageReference Include="System.IdentityModel.Tokens.Jwt" />
   </ItemGroup>
 
 </Project>
diff --git a/Amphasis.Azure.sln b/Amphasis.Azure.sln
index 18cb936..bcc10fe 100644
--- a/Amphasis.Azure.sln
+++ b/Amphasis.Azure.sln
@@ -5,8 +5,9 @@ VisualStudioVersion = 17.9.34714.143
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Amphasis.Azure.WebPortal", "Amphasis.Azure.WebPortal\Amphasis.Azure.WebPortal.csproj", "{79F4B347-9FDF-4545-AFF5-BF6D1A52839C}"
 EndProject
-Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{45D72010-48B6-4155-ABEC-BD2CB5CF6CC9}"
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "CentralPackageManagement", "CentralPackageManagement", "{45D72010-48B6-4155-ABEC-BD2CB5CF6CC9}"
 	ProjectSection(SolutionItems) = preProject
+		Directory.Packages.props = Directory.Packages.props
 		nuget.config = nuget.config
 	EndProjectSection
 EndProject
diff --git a/Directory.Packages.props b/Directory.Packages.props
new file mode 100644
index 0000000..c5db1bc
--- /dev/null
+++ b/Directory.Packages.props
@@ -0,0 +1,15 @@
+<Project>
+	<PropertyGroup>
+		<ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
+	</PropertyGroup>
+	<ItemGroup>
+		<PackageVersion Include="Amphasis.SimaLand" Version="1.1.13" />
+		<PackageVersion Include="AspNet.Security.OAuth.MailRu" Version="8.0.0" />
+		<PackageVersion Include="AspNet.Security.OAuth.Vkontakte" Version="8.0.0" />
+		<PackageVersion Include="AspNet.Security.OAuth.Yandex" Version="8.0.0" />
+		<PackageVersion Include="Microsoft.AspNetCore.Mvc.Razor.RuntimeCompilation" Version="8.0.3" />
+		<PackageVersion Include="Microsoft.VisualStudio.Web.CodeGeneration.Design" Version="8.0.2" />
+		<PackageVersion Include="SkiaSharp" Version="2.88.7" />
+		<PackageVersion Include="System.IdentityModel.Tokens.Jwt" Version="7.4.1" />
+	</ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/nuget.config b/nuget.config
index acaa2e3..05b3165 100644
--- a/nuget.config
+++ b/nuget.config
@@ -1,6 +1,16 @@
 <?xml version="1.0" encoding="utf-8"?>
 <configuration>
 	<packageSources>
+		<clear />
+		<add key="nuget.org" value="https://api.nuget.org/v3/index.json" protocolVersion="3" />
 		<add key="nuget.pkg.github.com/amphasis" value="https://nuget.pkg.github.com/amphasis/index.json" protocolVersion="3" />
 	</packageSources>
+	<packageSourceMapping>
+		<packageSource key="nuget.pkg.github.com/amphasis">
+			<package pattern="Amphasis.SimaLand" />
+		</packageSource>
+		<packageSource key="nuget.org">
+			<package pattern="*" />
+		</packageSource>
+	</packageSourceMapping>
 </configuration>
\ No newline at end of file