diff --git a/MSFT.snk b/MSFT.snk
new file mode 100644
index 00000000..110b59c7
Binary files /dev/null and b/MSFT.snk differ
diff --git a/src/Microsoft.VisualStudio.SolutionPersistence/Microsoft.VisualStudio.SolutionPersistence.csproj b/src/Microsoft.VisualStudio.SolutionPersistence/Microsoft.VisualStudio.SolutionPersistence.csproj
index 6579a6b6..fda16aa1 100644
--- a/src/Microsoft.VisualStudio.SolutionPersistence/Microsoft.VisualStudio.SolutionPersistence.csproj
+++ b/src/Microsoft.VisualStudio.SolutionPersistence/Microsoft.VisualStudio.SolutionPersistence.csproj
@@ -1,6 +1,9 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <TargetFrameworks Condition="'$(TargetFrameworks)'==''">net472;net8.0</TargetFrameworks>
+    <AssemblyOriginatorKeyFile>$(RepoRootPath)MSFT.snk</AssemblyOriginatorKeyFile>
+    <PublicKey>0024000004800000940000000602000000240000525341310004000001000100b5fc90e7027f67871e773a8fde8938c81dd402ba65b9201d60593e96c492651e889cc13f1415ebb53fac1131ae0bd333c5ee6021672d9718ea31a8aebd0da0072f25d87dba6fc90ffd598ed4da35e44c398c454307e8e33b8426143daec9f596836f97c8f74750e5975c64e2189f45def46b2a2b1247adc3652bf5c308055da9</PublicKey>
+    <PublicKeyToken>b03f5f7f11d50a3a</PublicKeyToken>
   </PropertyGroup>
 
   <!-- Don't run analyzers when building in source build. -->