diff --git a/src/Umbraco.Core/IntExtensions.cs b/src/Umbraco.Abstractions/IntExtensions.cs
similarity index 100%
rename from src/Umbraco.Core/IntExtensions.cs
rename to src/Umbraco.Abstractions/IntExtensions.cs
diff --git a/src/Umbraco.Core/EmailSender.cs b/src/Umbraco.Core/EmailSender.cs
index 0fda5c40a4..e876d5b0c8 100644
--- a/src/Umbraco.Core/EmailSender.cs
+++ b/src/Umbraco.Core/EmailSender.cs
@@ -1,12 +1,7 @@
 using System;
-using System.Collections.Concurrent;
-using System.Collections.Generic;
-using System.Linq;
 using System.Net.Mail;
-using System.Text;
 using System.Threading.Tasks;
 using System.Web;
-using System.Web.Routing;
 using Umbraco.Core.Configuration;
 using Umbraco.Core.Events;
 
diff --git a/src/Umbraco.Core/TypeExtensions.cs b/src/Umbraco.Core/TypeExtensions.cs
index 1582b603d3..f867b1cd14 100644
--- a/src/Umbraco.Core/TypeExtensions.cs
+++ b/src/Umbraco.Core/TypeExtensions.cs
@@ -1,12 +1,9 @@
 using System;
 using System.Collections;
-using System.Collections.Concurrent;
 using System.Collections.Generic;
-using System.Diagnostics;
 using System.Linq;
 using System.Reflection;
 using System.Runtime.CompilerServices;
-using System.Text;
 using Umbraco.Core.Composing;
 using Umbraco.Core.Strings;
 
diff --git a/src/Umbraco.Core/Umbraco.Core.csproj b/src/Umbraco.Core/Umbraco.Core.csproj
index 05efb06694..c0b65f51a9 100755
--- a/src/Umbraco.Core/Umbraco.Core.csproj
+++ b/src/Umbraco.Core/Umbraco.Core.csproj
@@ -573,7 +573,6 @@
     <Compile Include="GuidUdi.cs" />
     <Compile Include="HttpContextExtensions.cs" />
     <Compile Include="IDisposeOnRequestEnd.cs" />
-    <Compile Include="IntExtensions.cs" />
     <Compile Include="IO\FileSecurityException.cs" />
     <Compile Include="IO\FileSystemExtensions.cs" />
     <Compile Include="IO\FileSystems.cs" />