Index: Src/GoogleApis.Auth/GoogleApis.Auth.csproj
===================================================================
--- a/Src/GoogleApis.Auth/GoogleApis.Auth.csproj
+++ b/Src/GoogleApis.Auth/GoogleApis.Auth.csproj
@@ -117,20 +117,17 @@
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-    <Reference Include="Newtonsoft.Json">
-      <HintPath>..\..\packages\Newtonsoft.Json.6.0.4\lib\portable-net40+sl5+wp80+win8+wpa81\Newtonsoft.Json.dll</HintPath>
-    </Reference>
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     </Reference>
     <Reference Include="System.Net.Http">
-      <HintPath>..\..\packages\Microsoft.Net.Http.2.2.22\lib\portable-net40+sl4+win8+wp71+wpa81\System.Net.Http.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.Net.Http.2.2.28\lib\portable-net40+sl4+win8+wp71+wpa81\System.Net.Http.dll</HintPath>
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     <Reference Include="System.Net.Http.Extensions">
-      <HintPath>..\..\packages\Microsoft.Net.Http.2.2.22\lib\portable-net40+sl4+win8+wp71+wpa81\System.Net.Http.Extensions.dll</HintPath>
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     <Reference Include="System.Net.Http.Primitives">
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+      <HintPath>..\..\packages\Microsoft.Net.Http.2.2.28\lib\portable-net40+sl4+win8+wp71+wpa81\System.Net.Http.Primitives.dll</HintPath>
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     <Reference Include="System.Runtime">
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