diff --git a/project/code/TMV/MeshSurfaceData.cs b/project/code/TMV/MeshSurfaceData.cs
index f738a23..dcdba98 100644
--- a/project/code/TMV/MeshSurfaceData.cs
+++ b/project/code/TMV/MeshSurfaceData.cs
@@ -12,19 +12,19 @@ public class MeshSurfaceData
     private readonly List<Vector3> _vertices = new();
     private readonly List<Vector3> _normals = new();
     private readonly List<int> _indices = new();
-    private readonly List<Vector2> _textureUvs = new();
-    private readonly List<Vector2> _lightmapUvs = new();
+    private readonly List<Vector2> _uv1s = new();
+    private readonly List<Vector2> _uv2s = new();
 
     public MeshSurfaceData()
     {
         Empty = true;
     }
 
-    public void TransformLightmapUvs(int start, int end, Func<Vector2, Vector2> f)
+    public void TransformUv2s(int start, int end, Func<Vector2, Vector2> f)
     {
         for (var i = start; i < end; i++)
         {
-            _lightmapUvs[i] = f(_lightmapUvs[i]);
+            _uv2s[i] = f(_uv2s[i]);
         }
     }
 
@@ -32,8 +32,8 @@ public class MeshSurfaceData
     public (int, int) AddPolygon(
         List<Vector3> vertices,
         Vector3 normal,
-        List<Vector2> textureUvs,
-        List<Vector2> lightmapUvs)
+        List<Vector2> uv1s,
+        List<Vector2> uv2s)
     {
         Empty = false;
 
@@ -54,11 +54,11 @@ public class MeshSurfaceData
             _indices.Add(indexOffset + j + 1);
         }
 
-        _textureUvs.AddRange(textureUvs);
-        _lightmapUvs.AddRange(lightmapUvs);
+        _uv1s.AddRange(uv1s);
+        _uv2s.AddRange(uv2s);
 
-        var end = _lightmapUvs.Count;
-        var start = end - lightmapUvs.Count;
+        var end = _uv2s.Count;
+        var start = end - uv2s.Count;
         return (start, end);
     }
 
@@ -69,8 +69,8 @@ public class MeshSurfaceData
         array[(int)Mesh.ArrayType.Vertex] = _vertices.ToArray();
         array[(int)Mesh.ArrayType.Normal] = _normals.ToArray();
         array[(int)Mesh.ArrayType.Index] = _indices.ToArray();
-        array[(int)Mesh.ArrayType.TexUV] = _textureUvs.ToArray();
-        array[(int)Mesh.ArrayType.TexUV2] = _lightmapUvs.ToArray();
+        array[(int)Mesh.ArrayType.TexUV] = _uv1s.ToArray();
+        array[(int)Mesh.ArrayType.TexUV2] = _uv2s.ToArray();
 
         return array;
     }
diff --git a/project/code/TMV/Mission.cs b/project/code/TMV/Mission.cs
index 27b631f..96860b1 100644
--- a/project/code/TMV/Mission.cs
+++ b/project/code/TMV/Mission.cs
@@ -229,7 +229,7 @@ public partial class Mission : Node3D
 			}
 
 			if (!surfaceDataMap.ContainsKey(info.textureId)) GD.Print("Invalid SurfaceDataMap key");
-			surfaceDataMap[info.textureId].TransformLightmapUvs(info.uvStart, info.uvEnd, (uv) =>
+			surfaceDataMap[info.textureId].TransformUv2s(info.uvStart, info.uvEnd, (uv) =>
 			{
 				var u = uv.X;
 				var v = uv.Y;