diff --git a/src/cs/MonoGame.Extended.Collisions/CollisionComponent.cs b/src/cs/MonoGame.Extended.Collisions/CollisionComponent.cs
index 1caf96ac..94a11376 100644
--- a/src/cs/MonoGame.Extended.Collisions/CollisionComponent.cs
+++ b/src/cs/MonoGame.Extended.Collisions/CollisionComponent.cs
@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.Diagnostics;
 using Microsoft.Xna.Framework;
+using MonoGame.Extended.Collisions.QuadTree;
 
 namespace MonoGame.Extended.Collisions
 {
diff --git a/src/cs/MonoGame.Extended.Collisions/QuadTree/QuadTree.cs b/src/cs/MonoGame.Extended.Collisions/QuadTree/QuadTree.cs
index 1bf7bdab..c00dc1df 100644
--- a/src/cs/MonoGame.Extended.Collisions/QuadTree/QuadTree.cs
+++ b/src/cs/MonoGame.Extended.Collisions/QuadTree/QuadTree.cs
@@ -1,7 +1,7 @@
 using System;
 using System.Collections.Generic;
 
-namespace MonoGame.Extended.Collisions
+namespace MonoGame.Extended.Collisions.QuadTree
 {
     /// <summary>
     /// Class for doing collision handling with a quad tree.
diff --git a/src/cs/MonoGame.Extended.Collisions/QuadTree/QuadTreeData.cs b/src/cs/MonoGame.Extended.Collisions/QuadTree/QuadTreeData.cs
index cb50d3b5..47c6998f 100644
--- a/src/cs/MonoGame.Extended.Collisions/QuadTree/QuadTreeData.cs
+++ b/src/cs/MonoGame.Extended.Collisions/QuadTree/QuadTreeData.cs
@@ -1,7 +1,7 @@
 using System.Collections.Generic;
 using System.Linq;
 
-namespace MonoGame.Extended.Collisions;
+namespace MonoGame.Extended.Collisions.QuadTree;
 
 /// <summary>
 /// Data structure for the quad tree.
diff --git a/src/cs/Tests/MonoGame.Extended.Collisions.Tests/QuadTreeTests.cs b/src/cs/Tests/MonoGame.Extended.Collisions.Tests/QuadTreeTests.cs
index 3bc4fcaf..4cbf12ed 100644
--- a/src/cs/Tests/MonoGame.Extended.Collisions.Tests/QuadTreeTests.cs
+++ b/src/cs/Tests/MonoGame.Extended.Collisions.Tests/QuadTreeTests.cs
@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using MonoGame.Extended.Collisions.QuadTree;
 using Xunit;
 
 namespace MonoGame.Extended.Collisions.Tests