diff --git a/WebPush.Test/WebPush.Test.csproj b/WebPush.Test/WebPush.Test.csproj
index a7ebb30..51d46af 100755
--- a/WebPush.Test/WebPush.Test.csproj
+++ b/WebPush.Test/WebPush.Test.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net45;net46;net471;net48;netcoreapp2.0;netcoreapp3.1;net5.0;net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net462;net471;net48;netcoreapp3.1;net5.0;net6.0;net7.0;net8.0</TargetFrameworks>
     <IsPackable>false</IsPackable>
   </PropertyGroup>
 
diff --git a/WebPush/WebPush.csproj b/WebPush/WebPush.csproj
index 2665bc7..ed34bc2 100755
--- a/WebPush/WebPush.csproj
+++ b/WebPush/WebPush.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net45;net46;net471;net48;netstandard1.3;netstandard2.0;netstandard2.1;net5.0;net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net462;net471;net48;netstandard2.0;netstandard2.1;net5.0;net6.0;net7.0;net8.0</TargetFrameworks>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
     <Version>1.0.12</Version>
     <Authors>Cory Thompson</Authors>
@@ -18,18 +18,13 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
-  </ItemGroup>
-
-
-  <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="10.0.3" />
     <PackageReference Include="Portable.BouncyCastle" Version="1.8.1.3" />
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
   </ItemGroup>
 
-
   <ItemGroup>
-    <Reference Include="System.Net.Http" Condition="'$(TargetFramework)' == 'net46' OR '$(TargetFramework)' == 'net45' OR '$(TargetFramework)' == 'net48' OR '$(TargetFramework)' == 'net471'" />
+    <Reference Include="System.Net.Http" Condition="'$(TargetFramework)' == 'net462' OR '$(TargetFramework)' == 'net471' OR '$(TargetFramework)' == 'net48'" />
+    <PackageReference Include="System.Text.Json" Version="8.0.1"  Condition="'$(TargetFramework)' == 'net462' OR '$(TargetFramework)' == 'net471' OR '$(TargetFramework)' == 'net48' OR '$(TargetFramework)' == 'netstandard2.0' OR '$(TargetFramework)' == 'netstandard2.1'"/>
   </ItemGroup>
 
 </Project>