diff --git a/packages/browser/test/integration/common/utils.js b/packages/browser/test/integration/common/utils.js
index e3a803151ffa..fb267ee0126a 100644
--- a/packages/browser/test/integration/common/utils.js
+++ b/packages/browser/test/integration/common/utils.js
@@ -7,7 +7,7 @@ function supportsFetch() {
 
   try {
     new Headers();
-    new Request('');
+    new Request('http://www.example.com');
     new Response();
     return true;
   } catch (e) {
diff --git a/packages/utils/src/supports.ts b/packages/utils/src/supports.ts
index e42ac6443c67..4e3e10834bd2 100644
--- a/packages/utils/src/supports.ts
+++ b/packages/utils/src/supports.ts
@@ -62,7 +62,7 @@ export function supportsFetch(): boolean {
 
   try {
     new Headers();
-    new Request('');
+    new Request('http://www.example.com');
     new Response();
     return true;
   } catch (e) {