diff --git a/lib/core/settings.py b/lib/core/settings.py
index 118286cc6..05ed12b95 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -19,7 +19,7 @@ from lib.core.enums import DBMS_DIRECTORY_NAME
 from lib.core.enums import OS
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.2.2.9"
+VERSION = "1.2.2.10"
 TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
 TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
 VERSION_STRING = "sqlmap/%s#%s" % ('.'.join(VERSION.split('.')[:-1]) if VERSION.count('.') > 2 and VERSION.split('.')[-1] == '0' else VERSION, TYPE)
diff --git a/tamper/appendnullbyte.py b/tamper/appendnullbyte.py
index 3ea3d30b8..d1c110697 100644
--- a/tamper/appendnullbyte.py
+++ b/tamper/appendnullbyte.py
@@ -5,6 +5,8 @@ Copyright (c) 2006-2018 sqlmap developers (http://sqlmap.org/)
 See the file 'LICENSE' for copying permission
 """
 
+import os
+
 from lib.core.common import singleTimeWarnMessage
 from lib.core.enums import DBMS
 from lib.core.enums import PRIORITY
diff --git a/tamper/commalesslimit.py b/tamper/commalesslimit.py
index 28f8f56af..4b62246de 100644
--- a/tamper/commalesslimit.py
+++ b/tamper/commalesslimit.py
@@ -5,6 +5,7 @@ Copyright (c) 2006-2018 sqlmap developers (http://sqlmap.org/)
 See the file 'LICENSE' for copying permission
 """
 
+import os
 import re
 
 from lib.core.common import singleTimeWarnMessage
diff --git a/tamper/concat2concatws.py b/tamper/concat2concatws.py
index f21dc7346..58ff490e9 100644
--- a/tamper/concat2concatws.py
+++ b/tamper/concat2concatws.py
@@ -5,6 +5,8 @@ Copyright (c) 2006-2018 sqlmap developers (http://sqlmap.org/)
 See the file 'LICENSE' for copying permission
 """
 
+import os
+
 from lib.core.common import singleTimeWarnMessage
 from lib.core.enums import DBMS
 from lib.core.enums import PRIORITY
diff --git a/tamper/modsecurityversioned.py b/tamper/modsecurityversioned.py
index 224cd59f1..e287d25a2 100644
--- a/tamper/modsecurityversioned.py
+++ b/tamper/modsecurityversioned.py
@@ -5,6 +5,8 @@ Copyright (c) 2006-2018 sqlmap developers (http://sqlmap.org/)
 See the file 'LICENSE' for copying permission
 """
 
+import os
+
 from lib.core.common import randomInt
 from lib.core.common import singleTimeWarnMessage
 from lib.core.enums import DBMS
diff --git a/tamper/modsecurityzeroversioned.py b/tamper/modsecurityzeroversioned.py
index 34ba6a0a5..a3d24a554 100644
--- a/tamper/modsecurityzeroversioned.py
+++ b/tamper/modsecurityzeroversioned.py
@@ -5,6 +5,8 @@ Copyright (c) 2006-2018 sqlmap developers (http://sqlmap.org/)
 See the file 'LICENSE' for copying permission
 """
 
+import os
+
 from lib.core.common import singleTimeWarnMessage
 from lib.core.enums import DBMS
 from lib.core.enums import PRIORITY
diff --git a/tamper/plus2concat.py b/tamper/plus2concat.py
index f26439dd1..5945797c0 100644
--- a/tamper/plus2concat.py
+++ b/tamper/plus2concat.py
@@ -5,6 +5,7 @@ Copyright (c) 2006-2018 sqlmap developers (http://sqlmap.org/)
 See the file 'LICENSE' for copying permission
 """
 
+import os
 import re
 
 from lib.core.common import singleTimeWarnMessage
diff --git a/tamper/plus2fnconcat.py b/tamper/plus2fnconcat.py
index 47572d2cc..27cbbea20 100644
--- a/tamper/plus2fnconcat.py
+++ b/tamper/plus2fnconcat.py
@@ -5,6 +5,7 @@ Copyright (c) 2006-2018 sqlmap developers (http://sqlmap.org/)
 See the file 'LICENSE' for copying permission
 """
 
+import os
 import re
 
 from lib.core.common import singleTimeWarnMessage
diff --git a/txt/checksum.md5 b/txt/checksum.md5
index 94ff4745e..8c0dd8ba8 100644
--- a/txt/checksum.md5
+++ b/txt/checksum.md5
@@ -46,7 +46,7 @@ ffa5f01f39b17c8d73423acca6cfe86a  lib/core/readlineng.py
 0c3eef46bdbf87e29a3f95f90240d192  lib/core/replication.py
 a7db43859b61569b601b97f187dd31c5  lib/core/revision.py
 fcb74fcc9577523524659ec49e2e964b  lib/core/session.py
-d4f192e51b660e59391dee667f79c652  lib/core/settings.py
+659fe726d16a8b4557d96d82181ace88  lib/core/settings.py
 d0adc28a38e43a787df4471f7f027413  lib/core/shell.py
 63491be462c515a1a3880c27c2acc4a2  lib/core/subprocessng.py
 505aaa61e1bba3c3d4567c3e667699e3  lib/core/target.py
@@ -227,7 +227,7 @@ ec2ba8c757ac96425dcd2b97970edd3a  shell/stagers/stager.asp_
 3e2e790c370442c3d98eaa88a3523b15  sqlmap.py
 4c3b8a7daa4bff52e01d4168be0eedbe  tamper/apostrophemask.py
 4115a55b8aba464723d645b7d3156b6e  tamper/apostrophenullencode.py
-5be6e24825d34437512b9021f35ee026  tamper/appendnullbyte.py
+d7e9a979eff4d7315d804a181e66fc93  tamper/appendnullbyte.py
 0298d81e9dfac7ff18a5236c0f1d84b6  tamper/base64encode.py
 55e9fbe57967e57a05a8ca77c312dc70  tamper/between.py
 e1d2329adc6ca89828a2eaec2951806c  tamper/bluecoat.py
@@ -235,10 +235,10 @@ e3cdf13caedb4682bee3ff8fac103606  tamper/chardoubleencode.py
 3b2f68476fbcf8223199e8dd4ec14b64  tamper/charencode.py
 b502023ac6c48e49e652ba524b8e18cc  tamper/charunicodeencode.py
 2c2b38974dc773568de7e7d771d7042c  tamper/charunicodeescape.py
-763aa317d43909a51dd4c2f36834718d  tamper/commalesslimit.py
+6a395de07b60f47d9474ace0a98c160f  tamper/commalesslimit.py
 211bb8fa36a6ecb42b719c951c362851  tamper/commalessmid.py
 19acfde79c9a2d8458e15182f5b73d71  tamper/commentbeforeparentheses.py
-61f895acaaf3dea78e237bdf5fe30a81  tamper/concat2concatws.py
+334e4a2485b3a1bbc1734823b93ea694  tamper/concat2concatws.py
 dcdc433fe946f1b9005bcd427a951dd6  tamper/equaltolike.py
 06df880df5d8749963f5562f60fd1637  tamper/escapequotes.py
 4393cc5220d2e39c5c9c5a9af4e2635d  tamper/greatest.py
@@ -250,15 +250,15 @@ e2c2b6a67546b36983a72f129a817ec0  tamper/ifnull2ifisnull.py
 1e5532ede194ac9c083891c2f02bca93  tamper/__init__.py
 2dc49bcd6c55f4e2322b07fa92685356  tamper/least.py
 1834b5409c449d2ea1b70a5038fed9eb  tamper/lowercase.py
-b7e892fc185927c7eb4a604f87b8b6c1  tamper/modsecurityversioned.py
-a15ae5a795661fe992bb476346d54794  tamper/modsecurityzeroversioned.py
+de4c83d33968a0cbf00cdfd8d35deddc  tamper/modsecurityversioned.py
+39981d5d6cb84aca950458739102bb07  tamper/modsecurityzeroversioned.py
 b4cadf2ddcdc0598c9a3bf24521a2fa1  tamper/multiplespaces.py
 be757e4c9a6fb36af7b9a8c444fddb05  tamper/nonrecursivereplacement.py
 e298e486c06bb39d81f10d61a5c4ceec  tamper/overlongutf8more.py
 b9f698556f8333d9fa6eadaab44a77ab  tamper/overlongutf8.py
 bc0363e4fc04240c9f7b81e4ecce0714  tamper/percentage.py
-b30240804cce482b6ab77714508de89c  tamper/plus2concat.py
-a8f4a85be6e98b53060b066cd18eed15  tamper/plus2fnconcat.py
+91272e566ceb4644254cd6abd613db21  tamper/plus2concat.py
+265314f4b3b921f4c0d470ddaa6506e4  tamper/plus2fnconcat.py
 e94a1c7e4dc7450ac224436269d823bb  tamper/randomcase.py
 6368a971a80b1acbbbc6b76616bd96b9  tamper/randomcomments.py
 48228322d40d97016b05e408c5234634  tamper/securesphere.py