diff --git a/src/lotus/lotusDenoise.ts b/src/lotus/lotusDenoise.ts
index d785060e..f48aeef7 100644
--- a/src/lotus/lotusDenoise.ts
+++ b/src/lotus/lotusDenoise.ts
@@ -39,7 +39,12 @@ import {
  * malformed value falls back to the bundled "./denoise/".
  */
 function safeAssetBase(raw: string | null): string {
-  const fallback = "./denoise/";
+  // Resolve to an ABSOLUTE same-origin href against the document. Absolute is
+  // required because native dynamic `import()` (DTLN/DeepFilterNet) resolves a
+  // relative specifier against the JS chunk's URL, not the document — so a
+  // relative "./denoise/" would 404. addModule()/fetch() work with absolute
+  // too, so this keeps all three asset-load paths consistent.
+  const fallback = new URL("./denoise/", window.location.href).href;
   if (!raw) return fallback;
   try {
     const u = new URL(raw, window.location.href);