diff --git a/src/Core/Core.csproj b/src/Core/Core.csproj
index 961ec3b..9d64016 100644
--- a/src/Core/Core.csproj
+++ b/src/Core/Core.csproj
@@ -14,7 +14,13 @@
     <GeneratePackageOnBuild>$(_IsPublishing)</GeneratePackageOnBuild>
     <Title>Some OK core utility functions</Title>
     <RepositoryUrl>https://github.com/scottbilas/OkTools</RepositoryUrl>
+    <PackageReadmeFile>README.md</PackageReadmeFile>
+    <PackageLicenseFile>LICENSE.md</PackageLicenseFile>
   </PropertyGroup>
+  <ItemGroup>
+    <None Include="README.md" Pack="true" PackagePath="/" />
+    <None Include="../../LICENSE.md" Pack="true" PackagePath="/" />
+  </ItemGroup>
 
   <ItemGroup>
     <PackageReference Include="PInvoke.Kernel32" />
diff --git a/src/Core/README.md b/src/Core/README.md
new file mode 100644
index 0000000..00a57d3
--- /dev/null
+++ b/src/Core/README.md
@@ -0,0 +1,3 @@
+# OkTools.Core
+
+Some OK core utilities.
diff --git a/targets/Library.targets b/targets/Library.targets
index 1aaecf4..bf5fa44 100644
--- a/targets/Library.targets
+++ b/targets/Library.targets
@@ -37,7 +37,9 @@
   <!-- jetbrains annotations -->
 
   <ItemGroup>
-    <PackageReference Include="JetBrains.Annotations" />
+    <PackageReference Include="JetBrains.Annotations">
+      <PrivateAssets>all</PrivateAssets> <!-- keep out of nuget packages -->
+    </PackageReference>
     <Using Include="JetBrains.Annotations" />
   </ItemGroup>