diff --git a/src/Microsoft.OpenApi.Readers/Microsoft.OpenApi.Readers.csproj b/src/Microsoft.OpenApi.Readers/Microsoft.OpenApi.Readers.csproj
index f802592b1..fd77f3566 100644
--- a/src/Microsoft.OpenApi.Readers/Microsoft.OpenApi.Readers.csproj
+++ b/src/Microsoft.OpenApi.Readers/Microsoft.OpenApi.Readers.csproj
@@ -3,7 +3,7 @@
         <TargetFramework>netstandard2.0</TargetFramework>
         <LangVersion>latest</LangVersion>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-        <Version>1.6.22</Version>
+        <Version>2.0.0-preview1</Version>
         <Description>OpenAPI.NET Readers for JSON and YAML documents</Description>
         <SignAssembly>true</SignAssembly>
         <!-- https://github.com/dotnet/sourcelink/blob/main/docs/README.md#embeduntrackedsources -->
diff --git a/src/Microsoft.OpenApi/Microsoft.OpenApi.csproj b/src/Microsoft.OpenApi/Microsoft.OpenApi.csproj
index b6ccd1796..bbcd17c71 100644
--- a/src/Microsoft.OpenApi/Microsoft.OpenApi.csproj
+++ b/src/Microsoft.OpenApi/Microsoft.OpenApi.csproj
@@ -3,7 +3,7 @@
         <TargetFramework>netstandard2.0</TargetFramework>
         <LangVersion>Latest</LangVersion>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-        <Version>1.6.22</Version>
+        <Version>2.0.0-preview1</Version>
         <Description>.NET models with JSON and YAML writers for OpenAPI specification</Description>
         <SignAssembly>true</SignAssembly>
         <!-- https://github.com/dotnet/sourcelink/blob/main/docs/README.md#embeduntrackedsources -->