diff --git a/lib/core/patch.py b/lib/core/patch.py
index 94185d048..432d6a68c 100644
--- a/lib/core/patch.py
+++ b/lib/core/patch.py
@@ -6,6 +6,7 @@ See the file 'LICENSE' for copying permission
 """
 
 import codecs
+import random
 
 import lib.controller.checks
 import lib.core.common
@@ -25,6 +26,7 @@ from lib.core.common import isListLike
 from lib.core.common import readInput
 from lib.core.common import shellExec
 from lib.core.common import singleTimeWarnMessage
+from lib.core.compat import xrange
 from lib.core.convert import stdoutEncode
 from lib.core.data import conf
 from lib.core.option import _setHTTPHandlers
@@ -46,6 +48,7 @@ def dirtyPatches():
     if six.PY3:
         if not hasattr(_http_client.HTTPConnection, "__send_output"):
             _http_client.HTTPConnection.__send_output = _http_client.HTTPConnection._send_output
+
         def _send_output(self, *args, **kwargs):
             if conf.chunked and "encode_chunked" in kwargs:
                 kwargs["encode_chunked"] = False
@@ -100,3 +103,35 @@ def pympTempLeakPatch(tempDir):
         multiprocessing.util.get_temp_dir = lambda: tempDir
     except:
         pass
+
+def unisonRandom():
+    """
+    Unifying random generated data across different Python versions
+    """
+
+    def _lcg():
+        global _rand
+        a = 1140671485
+        c = 128201163
+        m = 2 ** 24
+        _rand = (a * _rand + c) % m
+        return _rand
+
+    def _randint(a, b):
+        _ = a + (_lcg() % (b - a + 1))
+        return _
+
+    def _choice(seq):
+        return seq[_randint(0, len(seq) - 1)]
+
+    def _sample(population, k):
+        return [_choice(population) for _ in xrange(k)]
+
+    def _seed(seed):
+        global _rand
+        _rand = seed
+
+    random.choice = _choice
+    random.randint = _randint
+    random.sample = _sample
+    random.seed = _seed
diff --git a/lib/core/settings.py b/lib/core/settings.py
index 074f3961a..78f5f2b77 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -18,7 +18,7 @@ from lib.core.enums import OS
 from thirdparty.six import unichr as _unichr
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.4.2.16"
+VERSION = "1.4.2.17"
 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/lib/core/testing.py b/lib/core/testing.py
index 3dbec7f5f..0eff43f49 100644
--- a/lib/core/testing.py
+++ b/lib/core/testing.py
@@ -33,6 +33,7 @@ from lib.core.data import kb
 from lib.core.data import logger
 from lib.core.data import paths
 from lib.core.data import queries
+from lib.core.patch import unisonRandom
 
 _rand = 0
 
@@ -201,44 +202,12 @@ def fuzzTest():
 
         count += 1
 
-def dirtyPatchRandom():
-    """
-    Unifying random generated data across different Python versions
-    """
-
-    def _lcg():
-        global _rand
-        a = 1140671485
-        c = 128201163
-        m = 2 ** 24
-        _rand = (a * _rand + c) % m
-        return _rand
-
-    def _randint(a, b):
-        _ = a + (_lcg() % (b - a + 1))
-        return _
-
-    def _choice(seq):
-        return seq[_randint(0, len(seq) - 1)]
-
-    def _sample(population, k):
-        return [_choice(population) for _ in xrange(k)]
-
-    def _seed(seed):
-        global _rand
-        _rand = seed
-
-    random.choice = _choice
-    random.randint = _randint
-    random.sample = _sample
-    random.seed = _seed
-
 def smokeTest():
     """
     Runs the basic smoke testing of a program
     """
 
-    dirtyPatchRandom()
+    unisonRandom()
 
     content = open(paths.ERRORS_XML, "r").read()
     for regex in re.findall(r'<error regexp="(.+?)"/>', content):
diff --git a/lib/request/dns.py b/lib/request/dns.py
index 629f43112..af6244c9e 100644
--- a/lib/request/dns.py
+++ b/lib/request/dns.py
@@ -49,16 +49,16 @@ class DNSQuery(object):
         retVal = b""
 
         if self._query:
-            retVal += self._raw[:2]                                                     # Transaction ID
-            retVal += b"\x85\x80"                                                       # Flags (Standard query response, No error)
-            retVal += self._raw[4:6] + self._raw[4:6] + b"\x00\x00\x00\x00"             # Questions and Answers Counts
-            retVal += self._raw[12:(12 + self._raw[12:].find(b"\x00") + 5)]             # Original Domain Name Query
-            retVal += b"\xc0\x0c"                                                       # Pointer to domain name
-            retVal += b"\x00\x01"                                                       # Type A
-            retVal += b"\x00\x01"                                                       # Class IN
-            retVal += b"\x00\x00\x00\x20"                                               # TTL (32 seconds)
-            retVal += b"\x00\x04"                                                       # Data length
-            retVal += b"".join(struct.pack('B', int(_)) for _ in resolution.split('.')) # 4 bytes of IP
+            retVal += self._raw[:2]                                                         # Transaction ID
+            retVal += b"\x85\x80"                                                           # Flags (Standard query response, No error)
+            retVal += self._raw[4:6] + self._raw[4:6] + b"\x00\x00\x00\x00"                 # Questions and Answers Counts
+            retVal += self._raw[12:(12 + self._raw[12:].find(b"\x00") + 5)]                 # Original Domain Name Query
+            retVal += b"\xc0\x0c"                                                           # Pointer to domain name
+            retVal += b"\x00\x01"                                                           # Type A
+            retVal += b"\x00\x01"                                                           # Class IN
+            retVal += b"\x00\x00\x00\x20"                                                   # TTL (32 seconds)
+            retVal += b"\x00\x04"                                                           # Data length
+            retVal += b"".join(struct.pack('B', int(_)) for _ in resolution.split('.'))     # 4 bytes of IP
 
         return retVal
 
@@ -114,7 +114,7 @@ class DNSServer(object):
 
         with self._lock:
             for _ in self._requests:
-                if prefix is None and suffix is None or re.search(b"%s\..+\.%s" % (prefix, suffix), _, re.I):
+                if prefix is None and suffix is None or re.search(b"%s\\..+\\.%s" % (prefix, suffix), _, re.I):
                     retVal = _
                     self._requests.remove(_)
                     break