diff --git a/tests/servers/tests.py b/tests/servers/tests.py
index 18102ff509..39faba2023 100644
--- a/tests/servers/tests.py
+++ b/tests/servers/tests.py
@@ -188,7 +188,7 @@ class LiveServerPort(LiveServerBase):
         try:
             TestCase.setUpClass()
         except socket.error as e:
-            if e.ernrno == errno.EADDRINUSE:
+            if e.errno == errno.EADDRINUSE:
                 # We're out of ports, LiveServerTestCase correctly fails with
                 # a socket error.
                 return