diff --git a/src/codecs/decoders.ts b/src/codecs/decoders.ts
index b23f3791..93feacdf 100644
--- a/src/codecs/decoders.ts
+++ b/src/codecs/decoders.ts
@@ -1,6 +1,6 @@
 import { builtinDecode, sniffMimeType, canDecodeImage } from '../lib/util';
 import Processor from './processor';
-import webpDataUrl from 'url-loader!./tiny.webp';
+import webpDataUrl from 'url:./tiny.webp';
 
 const webPSupported = canDecodeImage(webpDataUrl);
 
diff --git a/src/sw/util.ts b/src/sw/util.ts
index 8faa1020..678fe237 100644
--- a/src/sw/util.ts
+++ b/src/sw/util.ts
@@ -1,4 +1,4 @@
-import webpDataUrl from 'url-loader!../codecs/tiny.webp';
+import webpDataUrl from 'url:../codecs/tiny.webp';
 
 // Give TypeScript the correct global.
 declare var self: ServiceWorkerGlobalScope;