diff --git a/test/src/test/java/hudson/model/UserTest.java b/test/src/test/java/hudson/model/UserTest.java
index 41b3859af2cc6cbaf316791885e8bf37022934d8..9183babb4b902f60e401a99e09350993663bbf15 100644
--- a/test/src/test/java/hudson/model/UserTest.java
+++ b/test/src/test/java/hudson/model/UserTest.java
@@ -231,7 +231,10 @@ public class UserTest {
         assertEquals("Bob Smith", bob.getFullName());
         assertEquals("Bob Smith", User.get("Bob").getFullName());
         assertEquals("nonexistent", User.get("nonexistent").getFullName());
-        assertEquals("[bob]", Arrays.toString(new File(j.jenkins.getRootDir(), "users").list()));
+
+        // users/Bob is what exists in migration.zip, so lowercasing dir list to make sure the test
+        // is not case sensitive.
+        assertEquals("[bob]", Arrays.toString(new File(j.jenkins.getRootDir(), "users").list()).toLowerCase());
     }
 
     @Test