diff --git a/src/dsdk/mssql.py b/src/dsdk/mssql.py
index 9b25536..3e24cb2 100644
--- a/src/dsdk/mssql.py
+++ b/src/dsdk/mssql.py
@@ -66,7 +66,7 @@ def check(self, cur, exceptions=(DatabaseError, InterfaceError)):
                 logger.info(self.EXTANT, statement)
                 cur.execute(statement)
                 for row in cur:
-                    n = row["n"]
+                    n, *_ = row
                     assert n == 1
                     continue
             # pylint: disable=catching-non-exception