diff --git a/src/GuardClauses/GuardClauses.csproj b/src/GuardClauses/GuardClauses.csproj
index 1ed5949..9a7f834 100644
--- a/src/GuardClauses/GuardClauses.csproj
+++ b/src/GuardClauses/GuardClauses.csproj
@@ -18,9 +18,10 @@
         <RepositoryUrl>https://github.com/ardalis/guardclauses</RepositoryUrl>
         <PackageTags>guard clause clauses assert assertion</PackageTags>
         <PackageReleaseNotes>
-            * Added netstandard2.1 to TargetFrameworks for backwards compatibility
+* Add JetBrains.Annotations source code (#304)
+* Added backwards compatibility (#291)
         </PackageReleaseNotes>
-        <Version>4.1.2</Version>
+        <Version>4.2.0</Version>
         <AssemblyName>Ardalis.GuardClauses</AssemblyName>
         <PackageIcon>icon.png</PackageIcon>
         <PublishRepositoryUrl>true</PublishRepositoryUrl>