diff --git a/tests/integration/Cake.Core/Scripting/AddinDirective.cake b/tests/integration/Cake.Core/Scripting/AddinDirective.cake
new file mode 100644
index 0000000000..eb7c509d90
--- /dev/null
+++ b/tests/integration/Cake.Core/Scripting/AddinDirective.cake
@@ -0,0 +1,20 @@
+Task("Cake.Core.Scripting.AddinDirective.LoadNetStandardAddin")
+    .Does(() =>
+{
+    DotNetCorePack($"{Paths.Resources}/Cake.Core/Scripting/netstandard2.addin/netstandard2.addin.csproj",
+        new DotNetCorePackSettings {
+            Configuration = "Release"
+        });
+
+    var script = $@"#addin nuget:{Paths.Resources}/Cake.Core/Scripting/netstandard2.addin/bin/Release?package=netstandard2.addin&version=1.0.0
+        Information(""Magic number: {0}"", GetMagicNumber(false));
+        Information(""The answer to life: {0}"", TheAnswerToLife);
+    ";
+
+    CakeExecuteExpression(script);
+});
+
+//////////////////////////////////////////////////////////////////////////////
+
+Task("Cake.Core.Scripting.AddinDirective")
+    .IsDependentOn("Cake.Core.Scripting.AddinDirective.LoadNetStandardAddin");
\ No newline at end of file
diff --git a/tests/integration/build.cake b/tests/integration/build.cake
index cfe67910a1..4e7e2f2b06 100644
--- a/tests/integration/build.cake
+++ b/tests/integration/build.cake
@@ -20,6 +20,7 @@
 #load "./Cake.Common/Tools/Cake/CakeAliases.cake"
 #load "./Cake.Common/Tools/DotNetCore/DotNetCoreAliases.cake"
 #load "./Cake.Common/Tools/NuGet/NuGetAliases.cake"
+#load "./Cake.Core/Scripting/AddinDirective.cake"
 #load "./Cake.Core/Scripting/DefineDirective.cake"
 #load "./Cake.Core/Scripting/LoadDirective.cake"
 #load "./Cake.Core/Scripting/SystemCollections.cake"
@@ -47,6 +48,7 @@ Setup(ctx =>
 //////////////////////////////////////////////////
 
 Task("Cake.Core")
+    .IsDependentOn("Cake.Core.Scripting.AddinDirective")
     .IsDependentOn("Cake.Core.Scripting.DefineDirective")
     .IsDependentOn("Cake.Core.Scripting.LoadDirective")
     .IsDependentOn("Cake.Core.Scripting.SystemCollections")
diff --git a/tests/integration/resources/Cake.Core/Scripting/netstandard2.addin/MyCakeExtension.cs b/tests/integration/resources/Cake.Core/Scripting/netstandard2.addin/MyCakeExtension.cs
new file mode 100644
index 0000000000..dd7edb1470
--- /dev/null
+++ b/tests/integration/resources/Cake.Core/Scripting/netstandard2.addin/MyCakeExtension.cs
@@ -0,0 +1,29 @@
+using System;
+using Cake.Core;
+using Cake.Core.Annotations;
+
+public static class MyCakeExtension
+{
+    [CakeMethodAlias]
+    public static int GetMagicNumber(this ICakeContext context, bool value)
+    {
+        return value ? int.MinValue : int.MaxValue;
+    }
+
+    [CakeMethodAlias]
+    public static int GetMagicNumberOrDefault(this ICakeContext context, bool value, Func<int> defaultValueProvider = null)
+    {
+        if (value)
+        {
+            return int.MinValue;
+        }
+
+        return defaultValueProvider == null ? int.MaxValue : defaultValueProvider();
+    }
+
+    [CakePropertyAlias]
+    public static int TheAnswerToLife(this ICakeContext context)
+    {
+        return 42;
+    }
+}
\ No newline at end of file
diff --git a/tests/integration/resources/Cake.Core/Scripting/netstandard2.addin/netstandard2.addin.csproj b/tests/integration/resources/Cake.Core/Scripting/netstandard2.addin/netstandard2.addin.csproj
new file mode 100644
index 0000000000..cd5b08a63d
--- /dev/null
+++ b/tests/integration/resources/Cake.Core/Scripting/netstandard2.addin/netstandard2.addin.csproj
@@ -0,0 +1,11 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>netstandard2.0</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Cake.Core" Version="0.26.0" />
+  </ItemGroup>
+
+</Project>