diff --git a/Lib/test/test_pathlib.py b/Lib/test/test_pathlib.py
index 183c157afdcd038..548951a67a6f23c 100644
--- a/Lib/test/test_pathlib.py
+++ b/Lib/test/test_pathlib.py
@@ -2449,7 +2449,7 @@ def test_expanduser(self):
         p4 = P('../~' + username + '/Documents')
         p5 = P('/~' + username + '/Documents')
         p6 = P('')
-        p7 = P('~fakeuser/Documents')
+        p7 = P('~fake800813user/Documents')
 
         with support.EnvironmentVarGuard() as env:
             env.pop('HOME', None)