diff --git a/Assets/UniGLTF/Runtime/UniGLTF/IO/TextureIO/ColorSpace.cs b/Assets/UniGLTF/Runtime/UniGLTF/IO/TextureIO/ColorSpace.cs
deleted file mode 100644
index 1274075ee..000000000
--- a/Assets/UniGLTF/Runtime/UniGLTF/IO/TextureIO/ColorSpace.cs
+++ /dev/null
@@ -1,52 +0,0 @@
-using System;
-using System.Linq;
-using UnityEngine;
-
-namespace UniGLTF
-{
-    public static class ColorSpace
-    {
-        public static RenderTextureReadWrite GetColorSpace(this glTFTextureTypes textureType)
-        {
-            switch (textureType)
-            {
-                case glTFTextureTypes.SRGB:
-                    return RenderTextureReadWrite.sRGB;
-                case glTFTextureTypes.OcclusionMetallicRoughness:
-                case glTFTextureTypes.Normal:
-                    return RenderTextureReadWrite.Linear;
-                default:
-                    throw new NotImplementedException();
-            }
-        }
-
-        public static bool TryGetglTFTextureType(this glTF glTf, int textureIndex, out glTFTextureTypes textureType)
-        {
-            foreach (var material in glTf.materials)
-            {
-                var textureInfo = material.GetTextures().FirstOrDefault(x => (x != null) && x.index == textureIndex);
-                if (textureInfo != null)
-                {
-                    textureType = textureInfo.TextureType;
-                    return true;
-                }
-            }
-
-            // textureIndex is not used by Material.
-            textureType = default;
-            return false;
-        }
-
-        public static RenderTextureReadWrite GetColorSpace(this glTF gltf, int textureIndex)
-        {
-            if (TryGetglTFTextureType(gltf, textureIndex, out glTFTextureTypes textureType))
-            {
-                return GetColorSpace(textureType);
-            }
-            else
-            {
-                return RenderTextureReadWrite.sRGB;
-            }
-        }
-    }
-}
diff --git a/Assets/UniGLTF/Runtime/UniGLTF/IO/TextureIO/ColorSpace.cs.meta b/Assets/UniGLTF/Runtime/UniGLTF/IO/TextureIO/ColorSpace.cs.meta
deleted file mode 100644
index d5bf0544c..000000000
--- a/Assets/UniGLTF/Runtime/UniGLTF/IO/TextureIO/ColorSpace.cs.meta
+++ /dev/null
@@ -1,11 +0,0 @@
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-guid: 1a3edb24329fd454db97cac12f30c0d8
-MonoImporter:
-  externalObjects: {}
-  serializedVersion: 2
-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
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