diff --git a/samples/system-test/iam.test.js b/samples/system-test/iam.test.js
index b7318aaaa..66d1b1c75 100644
--- a/samples/system-test/iam.test.js
+++ b/samples/system-test/iam.test.js
@@ -51,9 +51,7 @@ it('should add multiple members to a role on a bucket', async () => {
 });
 
 it('should list members of a role on a bucket', async () => {
-  const output = execSync(
-    `${cmd} view-members ${bucketName} "user:${userEmail}"`
-  );
+  const output = execSync(`${cmd} view-members ${bucketName}`);
   assert.match(output, new RegExp(`Roles for bucket ${bucketName}:`));
   assert.match(output, new RegExp(`Role: ${roleName}`));
   assert.match(output, new RegExp(`Members:`));