diff --git a/plugins/dbms/mssqlserver/enumeration.py b/plugins/dbms/mssqlserver/enumeration.py
index 53a9728cc..d89d452e6 100644
--- a/plugins/dbms/mssqlserver/enumeration.py
+++ b/plugins/dbms/mssqlserver/enumeration.py
@@ -14,6 +14,7 @@ from lib.core.common import isNoneValue
 from lib.core.common import isNumPosStrValue
 from lib.core.common import isTechniqueAvailable
 from lib.core.common import safeSQLIdentificatorNaming
+from lib.core.common import unArrayizeValue
 from lib.core.common import unsafeSQLIdentificatorNaming
 from lib.core.data import conf
 from lib.core.data import kb
@@ -49,6 +50,8 @@ class Enumeration(GenericEnumeration):
             users = kb.data.cachedUsers
 
         for user in users:
+            user = unArrayizeValue(user)
+
             if user is None:
                 continue