diff --git a/SDL3-CS.Tests.Android/SDL3-CS.Tests.Android.csproj b/SDL3-CS.Tests.Android/SDL3-CS.Tests.Android.csproj
index e639325..beaa9a7 100644
--- a/SDL3-CS.Tests.Android/SDL3-CS.Tests.Android.csproj
+++ b/SDL3-CS.Tests.Android/SDL3-CS.Tests.Android.csproj
@@ -11,6 +11,10 @@
     <ApplicationId>SDL.Tests.Android</ApplicationId>
   </PropertyGroup>
 
+  <PropertyGroup Label="NuGet">
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\SDL3-CS.Tests\SDL3-CS.Tests.csproj"/>
   </ItemGroup>
diff --git a/SDL3-CS.Tests.Desktop/SDL3-CS.Tests.Desktop.csproj b/SDL3-CS.Tests.Desktop/SDL3-CS.Tests.Desktop.csproj
index 32a9a6c..481a9d4 100644
--- a/SDL3-CS.Tests.Desktop/SDL3-CS.Tests.Desktop.csproj
+++ b/SDL3-CS.Tests.Desktop/SDL3-CS.Tests.Desktop.csproj
@@ -8,6 +8,10 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
+  <PropertyGroup Label="NuGet">
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\SDL3-CS.Tests\SDL3-CS.Tests.csproj"/>
   </ItemGroup>
diff --git a/SDL3-CS.Tests.iOS/SDL3-CS.Tests.iOS.csproj b/SDL3-CS.Tests.iOS/SDL3-CS.Tests.iOS.csproj
index 31c6e93..9c23c76 100644
--- a/SDL3-CS.Tests.iOS/SDL3-CS.Tests.iOS.csproj
+++ b/SDL3-CS.Tests.iOS/SDL3-CS.Tests.iOS.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>net8.0-ios</TargetFramework>
@@ -11,6 +11,10 @@
     <CodesignKey>iPhone Developer</CodesignKey>
   </PropertyGroup>
 
+  <PropertyGroup Label="NuGet">
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\SDL3-CS.Tests\SDL3-CS.Tests.csproj" PrivateAssets="all"/>
   </ItemGroup>
diff --git a/SDL3-CS.Tests/SDL3-CS.Tests.csproj b/SDL3-CS.Tests/SDL3-CS.Tests.csproj
index a789eb7..db77335 100644
--- a/SDL3-CS.Tests/SDL3-CS.Tests.csproj
+++ b/SDL3-CS.Tests/SDL3-CS.Tests.csproj
@@ -10,6 +10,10 @@
     <GenerateProgramFile>false</GenerateProgramFile>
   </PropertyGroup>
 
+  <PropertyGroup Label="NuGet">
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
   <ItemGroup Label="Package References">
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.0.0"/>
     <PackageReference Include="NUnit" Version="3.13.3"/>