diff --git a/src/net/sourceforge/schemaspy/dbTypes/mssql.properties b/src/net/sourceforge/schemaspy/dbTypes/mssql.properties
index 5ffcd45..cde9acb 100755
--- a/src/net/sourceforge/schemaspy/dbTypes/mssql.properties
+++ b/src/net/sourceforge/schemaspy/dbTypes/mssql.properties
@@ -24,4 +24,4 @@ driverPath=C:/Program Files/Microsoft SQL Server 2000 Driver for JDBC/lib/msbase
 selectViewSql=select text from syscomments sc, sysobjects so where sc.id=so.id and so.name=?
 
 # untested...comment it out if it blows up
-selectCheckConstraintsSql=select distinct a.name constname, text from sysobjects a, syscomments b, sysobjects c where a.id = b.id and a.type = 'C'
+#selectCheckConstraintsSql=select distinct a.name constname, text from sysobjects a, syscomments b, sysobjects c where a.id = b.id and a.type = 'C'