diff --git a/src/Sprache/Sprache.csproj b/src/Sprache/Sprache.csproj
index b1d2f0f..1fc7a8a 100644
--- a/src/Sprache/Sprache.csproj
+++ b/src/Sprache/Sprache.csproj
@@ -63,15 +63,7 @@
     <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
   </PropertyGroup>
 
-  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.0' ">
-    <PackageReference Include="System.Globalization" Version="4.3.0" />
-    <PackageReference Include="System.Linq" Version="4.3.0" />
-    <PackageReference Include="System.Private.Uri" Version="4.3.2" />
-    <PackageReference Include="System.Runtime" Version="4.3.0" />
-    <PackageReference Include="System.Text.RegularExpressions" Version="4.3.0" />
-  </ItemGroup>
-
-  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.1' ">
+  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard1.0' ">
     <PackageReference Include="System.Globalization" Version="4.3.0" />
     <PackageReference Include="System.Linq" Version="4.3.0" />
     <PackageReference Include="System.Private.Uri" Version="4.3.2" />