diff --git a/src/webgpu/web_platform/copyToTexture/image_file.spec.ts b/src/webgpu/web_platform/copyToTexture/image_file.spec.ts
index fc5e3eda0f5..aa9a16e16dc 100644
--- a/src/webgpu/web_platform/copyToTexture/image_file.spec.ts
+++ b/src/webgpu/web_platform/copyToTexture/image_file.spec.ts
@@ -33,6 +33,7 @@ g.test('from_orientation_metadata_file')
     - Valid 'flipY' config in 'GPUCopyExternalImageSourceInfo' (named 'srcDoFlipYDuringCopy' in cases)
     - TODO: partial copy tests should be added
     - TODO: all valid dstColorFormat tests should be added.
+    - TODO(#4108): Make this work in service workers (see GetSourceFromImageFile)
   `
   )
   .params(u =>