diff --git a/unit-testing/vue/jsdom-environment.ts b/unit-testing/vue/jsdom-environment.ts
index fb4fe6e..3a7a9a5 100644
--- a/unit-testing/vue/jsdom-environment.ts
+++ b/unit-testing/vue/jsdom-environment.ts
@@ -1,4 +1,6 @@
 /**
+ * Workaround for the missing `TextEncoder` in JSDOM.
+ *
  * {@link https://github.com/mswjs/mswjs.io/issues/292#issue-1977585807}
  */
 
diff --git a/unit-testing/vue/setup.ts b/unit-testing/vue/setup.ts
index 412444d..52a4b98 100644
--- a/unit-testing/vue/setup.ts
+++ b/unit-testing/vue/setup.ts
@@ -3,13 +3,6 @@ import { Vue } from "@siteimprove/alfa-vue";
 
 import * as alfa from "@siteimprove/alfa-jest";
 
-// Not sure why this is needed, but it fixes a missing TextEncoder problem.
-// It might be something that needs to be fixed in alfa-jest, but we seem to not
-// be the only ones with this problem.
-// See https://github.com/inrupt/solid-client-authn-js/issues/1676#issuecomment-917016646
-import { TextEncoder } from "node:util";
-globalThis.TextEncoder = globalThis.TextEncoder || TextEncoder;
-
 // Only selecting a rule that apply to buttons.
 import { Rules } from "@siteimprove/alfa-rules";
 const R12 = Rules.get("R12").getUnsafe();