diff --git a/src/Xamarin.Android.Build.Tasks/ILRepack.targets b/src/Xamarin.Android.Build.Tasks/ILRepack.targets
index 64c17aa32c6..5844888eec6 100644
--- a/src/Xamarin.Android.Build.Tasks/ILRepack.targets
+++ b/src/Xamarin.Android.Build.Tasks/ILRepack.targets
@@ -1,7 +1,13 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
 	<UsingTask AssemblyFile="$(MSBuildThisFileDirectory)..\..\packages\ILRepack.Lib.MSBuild.Task.2.0.15.4\build\ILRepack.Lib.MSBuild.Task.dll" TaskName="ILRepack" />
-	<Target Name="ILRepacker" AfterTargets="Build">
+	<PropertyGroup>
+		<_ILRepacker_stamp>$(IntermediateOutputPath)ILRepacker.stamp</_ILRepacker_stamp>
+	</PropertyGroup>
+	<Target Name="ILRepacker"
+			AfterTargets="AfterBuild"
+			Inputs="$(OutputPath)\$(AssemblyName).dll"
+			Outputs="$(_ILRepacker_stamp)">
 		<ItemGroup>
 			<InputAssemblies Include="$(OutputPath)\NuGet.ProjectModel.dll" />
 			<InputAssemblies Include="$(OutputPath)\Newtonsoft.Json.dll" />
@@ -16,15 +22,16 @@
 			<InputAssemblies Include="$(OutputPath)\NuGet.Configuration.dll" />
 		</ItemGroup>
 		<ILRepack Parallel="true"
-			Internalize="true"
-			Verbose="true"
-			DebugInfo="true"
-			InternalizeExclude="@(DoNotInternalizeAssemblies)"
-			InputAssemblies="$(OutputPath)\$(AssemblyName).dll;@(InputAssemblies)"
-			LibraryPath="$(OutputPath)"
-			TargetKind="Dll"
-			OutputFile="$(OutputPath)\$(AssemblyName).dll"
+				Internalize="true"
+				Verbose="true"
+				DebugInfo="true"
+				InternalizeExclude="@(DoNotInternalizeAssemblies)"
+				InputAssemblies="$(OutputPath)\$(AssemblyName).dll;@(InputAssemblies)"
+				LibraryPath="$(OutputPath)"
+				TargetKind="Dll"
+				OutputFile="$(OutputPath)\$(AssemblyName).dll"
 		/>
 		<Delete Files="@(InputAssemblies)" />
+		<Touch AlwaysCreate="True" Files="$(_ILRepacker_stamp)" />
 	</Target>
 </Project>