diff --git a/src/sample/a-buffer/main.ts b/src/sample/a-buffer/main.ts
index 0f585c5b..33d52087 100644
--- a/src/sample/a-buffer/main.ts
+++ b/src/sample/a-buffer/main.ts
@@ -676,15 +676,15 @@ const ABuffer: () => JSX.Element = () =>
         contents: __SOURCE__,
       },
       {
-        name: 'opaque.wsgl',
+        name: 'opaque.wgsl',
         contents: opaqueWGSL,
       },
       {
-        name: 'translucent.wsgl',
+        name: 'translucent.wgsl',
         contents: translucentWGSL,
       },
       {
-        name: 'composite.wsgl',
+        name: 'composite.wgsl',
         contents: compositeWGSL,
       },
     ],