diff --git a/tests/server_bench.py b/tests/server_bench.py
index f5f5dd1..11dd40e 100755
--- a/tests/server_bench.py
+++ b/tests/server_bench.py
@@ -409,8 +409,8 @@ else:
     #
     rubric = {
         # 200 or more yields 4 pts, 100 or more yields 2 points
-        "login40": {"rps": [(320, 4), (160, 2)], "errors": -1},
-        "login500": {"rps": [(800, 4), (500, 2)], "errors": -1},
+        "login40": {"rps": [(320, 4), (160, 2)], "errors": 1},
+        "login500": {"rps": [(800, 4), (500, 2)], "errors": 1},
         "login10k": {"rps": [(650, 4), (450, 2)], "served": (0.80, 2)},
         # these max out the 10GBps link, so these are MByte/s
         "wwwcsvt100": {"mbps": [(900, 4), (800, 2)]},