diff --git a/extra/mssqlsig/update.py b/extra/mssqlsig/update.py
index a5ec5396a..be0772ff8 100644
--- a/extra/mssqlsig/update.py
+++ b/extra/mssqlsig/update.py
@@ -6,10 +6,8 @@ See the file 'doc/COPYING' for copying permission
 """
 
 import codecs
-import difflib
 import os
 import re
-import sys
 import urllib2
 import urlparse
 
diff --git a/plugins/generic/filesystem.py b/plugins/generic/filesystem.py
index f976c5188..a5f5abac0 100644
--- a/plugins/generic/filesystem.py
+++ b/plugins/generic/filesystem.py
@@ -17,7 +17,6 @@ from lib.core.common import isListLike
 from lib.core.common import isTechniqueAvailable
 from lib.core.common import randomStr
 from lib.core.common import readInput
-from lib.core.convert import hexdecode
 from lib.core.data import conf
 from lib.core.data import kb
 from lib.core.data import logger