diff --git a/src/Umbraco.Core/Composing/IDiscoverable.cs b/src/Umbraco.Abstractions/Composing/IDiscoverable.cs
similarity index 100%
rename from src/Umbraco.Core/Composing/IDiscoverable.cs
rename to src/Umbraco.Abstractions/Composing/IDiscoverable.cs
diff --git a/src/Umbraco.Core/Dashboards/AccessRule.cs b/src/Umbraco.Abstractions/Dashboards/AccessRule.cs
similarity index 100%
rename from src/Umbraco.Core/Dashboards/AccessRule.cs
rename to src/Umbraco.Abstractions/Dashboards/AccessRule.cs
diff --git a/src/Umbraco.Core/Dashboards/AccessRuleType.cs b/src/Umbraco.Abstractions/Dashboards/AccessRuleType.cs
similarity index 100%
rename from src/Umbraco.Core/Dashboards/AccessRuleType.cs
rename to src/Umbraco.Abstractions/Dashboards/AccessRuleType.cs
diff --git a/src/Umbraco.Core/Dashboards/DashboardSlim.cs b/src/Umbraco.Abstractions/Dashboards/DashboardSlim.cs
similarity index 100%
rename from src/Umbraco.Core/Dashboards/DashboardSlim.cs
rename to src/Umbraco.Abstractions/Dashboards/DashboardSlim.cs
diff --git a/src/Umbraco.Core/Dashboards/IAccessRule.cs b/src/Umbraco.Abstractions/Dashboards/IAccessRule.cs
similarity index 80%
rename from src/Umbraco.Core/Dashboards/IAccessRule.cs
rename to src/Umbraco.Abstractions/Dashboards/IAccessRule.cs
index e3ac583379..f44a846248 100644
--- a/src/Umbraco.Core/Dashboards/IAccessRule.cs
+++ b/src/Umbraco.Abstractions/Dashboards/IAccessRule.cs
@@ -1,7 +1,4 @@
-using Newtonsoft.Json;
-using Umbraco.Core.Manifest;
-
-namespace Umbraco.Core.Dashboards
+namespace Umbraco.Core.Dashboards
 {
     /// <summary>
     /// Represents an access rule.
diff --git a/src/Umbraco.Core/Dashboards/IDashboard.cs b/src/Umbraco.Abstractions/Dashboards/IDashboard.cs
similarity index 100%
rename from src/Umbraco.Core/Dashboards/IDashboard.cs
rename to src/Umbraco.Abstractions/Dashboards/IDashboard.cs
diff --git a/src/Umbraco.Core/Dashboards/IDashboardSlim.cs b/src/Umbraco.Abstractions/Dashboards/IDashboardSlim.cs
similarity index 100%
rename from src/Umbraco.Core/Dashboards/IDashboardSlim.cs
rename to src/Umbraco.Abstractions/Dashboards/IDashboardSlim.cs
diff --git a/src/Umbraco.Core/DisposableObjectSlim.cs b/src/Umbraco.Abstractions/DisposableObjectSlim.cs
similarity index 100%
rename from src/Umbraco.Core/DisposableObjectSlim.cs
rename to src/Umbraco.Abstractions/DisposableObjectSlim.cs
diff --git a/src/Umbraco.Core/Umbraco.Core.csproj b/src/Umbraco.Core/Umbraco.Core.csproj
index 8086bb08ab..7c1a24a55c 100755
--- a/src/Umbraco.Core/Umbraco.Core.csproj
+++ b/src/Umbraco.Core/Umbraco.Core.csproj
@@ -199,7 +199,6 @@
     <Compile Include="Composing\HideFromTypeFinderAttribute.cs" />
     <Compile Include="Composing\IBuilderCollection.cs" />
     <Compile Include="Composing\ICollectionBuilder.cs" />
-    <Compile Include="Composing\IDiscoverable.cs" />
     <Compile Include="Composing\IFactory.cs" />
     <Compile Include="Composing\IRegister.cs" />
     <Compile Include="Composing\LazyCollectionBuilderBase.cs" />
@@ -319,14 +318,7 @@
     <Compile Include="Constants.cs" />
     <Compile Include="RegisterExtensions.cs" />
     <Compile Include="ContentVariationExtensions.cs" />
-    <Compile Include="Dashboards\AccessRule.cs" />
-    <Compile Include="Dashboards\AccessRuleType.cs" />
-    <Compile Include="Dashboards\DashboardSlim.cs" />
-    <Compile Include="Dashboards\IAccessRule.cs" />
-    <Compile Include="Dashboards\IDashboard.cs" />
-    <Compile Include="Dashboards\IDashboardSlim.cs" />
     <Compile Include="Deploy\IDataTypeConfigurationConnector.cs" />
-    <Compile Include="DisposableObjectSlim.cs" />
     <Compile Include="EnumExtensions.cs" />
     <Compile Include="Events\CancellableEnumerableObjectEventArgs.cs" />
     <Compile Include="Events\CancellableObjectEventArgsOfTEventObject.cs" />