diff --git a/data/txt/sha256sums.txt b/data/txt/sha256sums.txt
index 2338ea031..c54b511ed 100644
--- a/data/txt/sha256sums.txt
+++ b/data/txt/sha256sums.txt
@@ -189,7 +189,7 @@ f5272cda54f7cdd07fb6154d5a1ed1f1141a2a4f39b6a85d3f325fd60ac8dc9a  lib/core/enums
 48797d6c34dd9bb8a53f7f3794c85f4288d82a9a1d6be7fcf317d388cb20d4b3  lib/core/replication.py
 3574639db4942d16a2dc0a2f04bb7c0913c40c3862b54d34c44075a760e0c194  lib/core/revision.py
 888daba83fd4a34e9503fe21f01fef4cc730e5cde871b1d40e15d4cbc847d56c  lib/core/session.py
-187bbf8ec4e825ddfb378cd0be4a614e7656ea0eb7a9a0727b32712601c43275  lib/core/settings.py
+3b6399d22ede02c937ac211fdddfdfd36c67b797d05ef550244dd0f0d72ccce0  lib/core/settings.py
 cd5a66deee8963ba8e7e9af3dd36eb5e8127d4d68698811c29e789655f507f82  lib/core/shell.py
 bcb5d8090d5e3e0ef2a586ba09ba80eef0c6d51feb0f611ed25299fbb254f725  lib/core/subprocessng.py
 d35650179816193164a5f177102f18379dfbe6bb6d40fbb67b78d907b41c8038  lib/core/target.py
@@ -395,7 +395,7 @@ ba04af3683b9a6e29e8fa6b3bf436a57e59435cebb042414f2df82018d91599e  plugins/dbms/m
 6bdc774463ac87b1bd1b6a9d5c2346b7edbf40d9848b7870a30d1eaedde4fc51  plugins/dbms/mssqlserver/connector.py
 52c19e9067f22f5c386206943d1807af4c661500bf260930a5986e9a180e96c7  plugins/dbms/mssqlserver/enumeration.py
 838ed364ce46ae37fb5b02f47d2767f7d49595f81caf4bc51c1e25fd18e4aa65  plugins/dbms/mssqlserver/filesystem.py
-c378802702f6ccc3855ec117845f758794ea18baed64f7b571009c6bd7ffc8dd  plugins/dbms/mssqlserver/fingerprint.py
+38ade085f9f1b227eda8c89f78e3ce869e8f430c98bef0cc7cbd2c7dcd60c24e  plugins/dbms/mssqlserver/fingerprint.py
 1ecde09e80d7b709a710281f4983a6831bc02ca3458ae0b97b28446d6db241b4  plugins/dbms/mssqlserver/__init__.py
 a89074020253365b6c95a4fa53e41fb0dc16f26a209b31f28e65910f26b81d21  plugins/dbms/mssqlserver/syntax.py
 57f263084438e9b2ec2e62909fc51871e9eefb1a9156bbe87908592c5274b639  plugins/dbms/mssqlserver/takeover.py
diff --git a/lib/core/settings.py b/lib/core/settings.py
index 4b03e1b0c..29b464ae5 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -19,7 +19,7 @@ from lib.core.enums import OS
 from thirdparty import six
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.10.1.21"
+VERSION = "1.10.1.22"
 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/plugins/dbms/mssqlserver/fingerprint.py b/plugins/dbms/mssqlserver/fingerprint.py
index 9a66e7041..18b4b0beb 100644
--- a/plugins/dbms/mssqlserver/fingerprint.py
+++ b/plugins/dbms/mssqlserver/fingerprint.py
@@ -82,7 +82,7 @@ class Fingerprint(GenericFingerprint):
         if conf.direct:
             result = True
         else:
-            result = inject.checkBooleanExpression("UNICODE(SQUARE(NULL)) IS NULL")
+            result = inject.checkBooleanExpression("IS_SRVROLEMEMBER(NULL) IS NULL")
 
         if result:
             infoMsg = "confirming %s" % DBMS.MSSQL