diff --git a/plugins/dbms/mssqlserver/enumeration.py b/plugins/dbms/mssqlserver/enumeration.py
index 2de6781b8..1535b154d 100644
--- a/plugins/dbms/mssqlserver/enumeration.py
+++ b/plugins/dbms/mssqlserver/enumeration.py
@@ -18,6 +18,7 @@ from lib.core.data import kb
 from lib.core.data import logger
 from lib.core.data import queries
 from lib.core.enums import EXPECTED
+from lib.core.enums import PAYLOAD
 from lib.core.exception import sqlmapNoneDataException
 from lib.request import inject
 
diff --git a/plugins/dbms/mssqlserver/filesystem.py b/plugins/dbms/mssqlserver/filesystem.py
index 774f19ba6..074383acf 100644
--- a/plugins/dbms/mssqlserver/filesystem.py
+++ b/plugins/dbms/mssqlserver/filesystem.py
@@ -19,6 +19,7 @@ from lib.core.common import randomStr
 from lib.core.data import conf
 from lib.core.data import kb
 from lib.core.data import logger
+from lib.core.enums import PAYLOAD
 from lib.core.exception import sqlmapNoneDataException
 from lib.core.exception import sqlmapUnsupportedFeatureException
 from lib.request import inject
diff --git a/plugins/dbms/oracle/enumeration.py b/plugins/dbms/oracle/enumeration.py
index 7e9ae7721..baf6b16cc 100644
--- a/plugins/dbms/oracle/enumeration.py
+++ b/plugins/dbms/oracle/enumeration.py
@@ -17,6 +17,7 @@ from lib.core.data import kb
 from lib.core.data import logger
 from lib.core.data import queries
 from lib.core.enums import EXPECTED
+from lib.core.enums import PAYLOAD
 from lib.core.exception import sqlmapNoneDataException
 from lib.request import inject