diff --git a/source/FixedMath.Tests/Bounding.cs b/source/Fenrir.FixedMath.Tests/Bounding.cs
similarity index 100%
rename from source/FixedMath.Tests/Bounding.cs
rename to source/Fenrir.FixedMath.Tests/Bounding.cs
diff --git a/source/FixedMath.Tests/FixedMath.Tests.csproj b/source/Fenrir.FixedMath.Tests/Fenrir.FixedMath.Tests.csproj
similarity index 87%
rename from source/FixedMath.Tests/FixedMath.Tests.csproj
rename to source/Fenrir.FixedMath.Tests/Fenrir.FixedMath.Tests.csproj
index 974adb9..101601f 100644
--- a/source/FixedMath.Tests/FixedMath.Tests.csproj
+++ b/source/Fenrir.FixedMath.Tests/Fenrir.FixedMath.Tests.csproj
@@ -15,7 +15,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\FixedMath\FixedMath.csproj" />
+    <ProjectReference Include="..\Fenrir.FixedMath\Fenrir.FixedMath.csproj" />
   </ItemGroup>
 
 </Project>
diff --git a/source/FixedMath.Tests/MatrixTest.cs b/source/Fenrir.FixedMath.Tests/MatrixTest.cs
similarity index 100%
rename from source/FixedMath.Tests/MatrixTest.cs
rename to source/Fenrir.FixedMath.Tests/MatrixTest.cs
diff --git a/source/FixedMath.Tests/PlaneTest.cs b/source/Fenrir.FixedMath.Tests/PlaneTest.cs
similarity index 100%
rename from source/FixedMath.Tests/PlaneTest.cs
rename to source/Fenrir.FixedMath.Tests/PlaneTest.cs
diff --git a/source/FixedMath.Tests/PointTest.cs b/source/Fenrir.FixedMath.Tests/PointTest.cs
similarity index 100%
rename from source/FixedMath.Tests/PointTest.cs
rename to source/Fenrir.FixedMath.Tests/PointTest.cs
diff --git a/source/FixedMath.Tests/QuaternionTest.cs b/source/Fenrir.FixedMath.Tests/QuaternionTest.cs
similarity index 100%
rename from source/FixedMath.Tests/QuaternionTest.cs
rename to source/Fenrir.FixedMath.Tests/QuaternionTest.cs
diff --git a/source/FixedMath.Tests/RayTest.cs b/source/Fenrir.FixedMath.Tests/RayTest.cs
similarity index 100%
rename from source/FixedMath.Tests/RayTest.cs
rename to source/Fenrir.FixedMath.Tests/RayTest.cs
diff --git a/source/FixedMath.Tests/RectangleTest.cs b/source/Fenrir.FixedMath.Tests/RectangleTest.cs
similarity index 100%
rename from source/FixedMath.Tests/RectangleTest.cs
rename to source/Fenrir.FixedMath.Tests/RectangleTest.cs
diff --git a/source/FixedMath.Tests/Usings.cs b/source/Fenrir.FixedMath.Tests/Usings.cs
similarity index 100%
rename from source/FixedMath.Tests/Usings.cs
rename to source/Fenrir.FixedMath.Tests/Usings.cs
diff --git a/source/FixedMath.Tests/Utility.cs b/source/Fenrir.FixedMath.Tests/Utility.cs
similarity index 100%
rename from source/FixedMath.Tests/Utility.cs
rename to source/Fenrir.FixedMath.Tests/Utility.cs
diff --git a/source/FixedMath.Tests/Vector2Test.cs b/source/Fenrir.FixedMath.Tests/Vector2Test.cs
similarity index 100%
rename from source/FixedMath.Tests/Vector2Test.cs
rename to source/Fenrir.FixedMath.Tests/Vector2Test.cs
diff --git a/source/FixedMath.Tests/Vector3Test.cs b/source/Fenrir.FixedMath.Tests/Vector3Test.cs
similarity index 100%
rename from source/FixedMath.Tests/Vector3Test.cs
rename to source/Fenrir.FixedMath.Tests/Vector3Test.cs
diff --git a/source/FixedMath.Tests/Vector4Test.cs b/source/Fenrir.FixedMath.Tests/Vector4Test.cs
similarity index 100%
rename from source/FixedMath.Tests/Vector4Test.cs
rename to source/Fenrir.FixedMath.Tests/Vector4Test.cs
diff --git a/source/FixedMath.sln b/source/Fenrir.FixedMath.sln
similarity index 79%
rename from source/FixedMath.sln
rename to source/Fenrir.FixedMath.sln
index ead9f9c..e33717a 100644
--- a/source/FixedMath.sln
+++ b/source/Fenrir.FixedMath.sln
@@ -3,9 +3,9 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.2.32630.192
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FixedMath", "FixedMath\FixedMath.csproj", "{806E0CD9-E3B3-47D5-917D-B2196626197C}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Fenrir.FixedMath", "Fenrir.FixedMath\Fenrir.FixedMath.csproj", "{806E0CD9-E3B3-47D5-917D-B2196626197C}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FixedMath.Tests", "FixedMath.Tests\FixedMath.Tests.csproj", "{4C7BAF45-E229-42E0-A50F-F76A34997146}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Fenrir.FixedMath.Tests", "Fenrir.FixedMath.Tests\Fenrir.FixedMath.Tests.csproj", "{4C7BAF45-E229-42E0-A50F-F76A34997146}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
diff --git a/source/FixedMath/FixedMath.csproj b/source/Fenrir.FixedMath/Fenrir.FixedMath.csproj
similarity index 100%
rename from source/FixedMath/FixedMath.csproj
rename to source/Fenrir.FixedMath/Fenrir.FixedMath.csproj
diff --git a/source/UnityPackage/Assets/Runtime/Assembly.cs b/source/UnityPackage/Assets/Runtime/Assembly.cs
index f89da33..9243701 100644
--- a/source/UnityPackage/Assets/Runtime/Assembly.cs
+++ b/source/UnityPackage/Assets/Runtime/Assembly.cs
@@ -1,3 +1,3 @@
 using System.Runtime.CompilerServices;
 
-[assembly: InternalsVisibleTo("FixedMath.Tests")]
+[assembly: InternalsVisibleTo("Fenrir.FixedMath.Tests")]