diff --git a/lib/core/option.py b/lib/core/option.py
index 1f37b48e9..288213acf 100644
--- a/lib/core/option.py
+++ b/lib/core/option.py
@@ -1071,7 +1071,7 @@ def _setSafeVisit():
                     key, value = line.split(':', 1)
                     value = value.strip()
                     kb.safeReq.headers[key] = value
-                    if key == HTTP_HEADER.HOST:
+                    if key.upper() == HTTP_HEADER.HOST.upper():
                         if not value.startswith("http"):
                             scheme = "http"
                             if value.endswith(":443"):
@@ -1303,7 +1303,7 @@ def _setHTTPUserAgent():
         _ = True
 
         for header, _ in conf.httpHeaders:
-            if header == HTTP_HEADER.USER_AGENT:
+            if header.upper() == HTTP_HEADER.USER_AGENT.upper():
                 _ = False
                 break
 
diff --git a/lib/core/settings.py b/lib/core/settings.py
index 7f1caee5c..af0dd39da 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 = "1.2.11.16"
+VERSION = "1.2.11.17"
 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/target.py b/lib/core/target.py
index 2a6926816..a89c0c891 100644
--- a/lib/core/target.py
+++ b/lib/core/target.py
@@ -346,7 +346,7 @@ def _setRequestParams():
             # Url encoding of the header values should be avoided
             # Reference: http://stackoverflow.com/questions/5085904/is-ok-to-urlencode-the-value-in-headerlocation-value
 
-            if httpHeader.title() == HTTP_HEADER.USER_AGENT:
+            if httpHeader.upper() == HTTP_HEADER.USER_AGENT.upper():
                 conf.parameters[PLACE.USER_AGENT] = urldecode(headerValue)
 
                 condition = any((not conf.testParameter, intersect(conf.testParameter, USER_AGENT_ALIASES, True)))
@@ -355,7 +355,7 @@ def _setRequestParams():
                     conf.paramDict[PLACE.USER_AGENT] = {PLACE.USER_AGENT: headerValue}
                     testableParameters = True
 
-            elif httpHeader.title() == HTTP_HEADER.REFERER:
+            elif httpHeader.upper() == HTTP_HEADER.REFERER.upper():
                 conf.parameters[PLACE.REFERER] = urldecode(headerValue)
 
                 condition = any((not conf.testParameter, intersect(conf.testParameter, REFERER_ALIASES, True)))
@@ -364,7 +364,7 @@ def _setRequestParams():
                     conf.paramDict[PLACE.REFERER] = {PLACE.REFERER: headerValue}
                     testableParameters = True
 
-            elif httpHeader.title() == HTTP_HEADER.HOST:
+            elif httpHeader.upper() == HTTP_HEADER.HOST.upper():
                 conf.parameters[PLACE.HOST] = urldecode(headerValue)
 
                 condition = any((not conf.testParameter, intersect(conf.testParameter, HOST_ALIASES, True)))
diff --git a/lib/request/connect.py b/lib/request/connect.py
index c3526fd3f..056baa716 100644
--- a/lib/request/connect.py
+++ b/lib/request/connect.py
@@ -866,10 +866,10 @@ class Connect(object):
                 value = agent.replacePayload(value, payload)
             else:
                 # GET, POST, URI and Cookie payload needs to be thoroughly URL encoded
-                if (place in (PLACE.GET, PLACE.URI, PLACE.COOKIE) or place == PLACE.CUSTOM_HEADER and value.split(',')[0] == HTTP_HEADER.COOKIE) and not conf.skipUrlEncode or place in (PLACE.POST, PLACE.CUSTOM_POST) and postUrlEncode:
+                if (place in (PLACE.GET, PLACE.URI, PLACE.COOKIE) or place == PLACE.CUSTOM_HEADER and value.split(',')[0].upper() == HTTP_HEADER.COOKIE.upper()) and not conf.skipUrlEncode or place in (PLACE.POST, PLACE.CUSTOM_POST) and postUrlEncode:
                     skip = False
 
-                    if place == PLACE.COOKIE or place == PLACE.CUSTOM_HEADER and value.split(',')[0] == HTTP_HEADER.COOKIE:
+                    if place == PLACE.COOKIE or place == PLACE.CUSTOM_HEADER and value.split(',')[0].upper() == HTTP_HEADER.COOKIE.upper():
                         if kb.cookieEncodeChoice is None:
                             msg = "do you want to URL encode cookie values (implementation specific)? %s" % ("[Y/n]" if not conf.url.endswith(".aspx") else "[y/N]")  # Reference: https://support.microsoft.com/en-us/kb/313282
                             kb.cookieEncodeChoice = readInput(msg, default='Y' if not conf.url.endswith(".aspx") else 'N', boolean=True)
diff --git a/txt/checksum.md5 b/txt/checksum.md5
index b1cb919bb..a24e0c086 100644
--- a/txt/checksum.md5
+++ b/txt/checksum.md5
@@ -42,17 +42,17 @@ cada93357a7321655927fc9625b3bfec  lib/core/exception.py
 1e5532ede194ac9c083891c2f02bca93  lib/core/__init__.py
 458a194764805cd8312c14ecd4be4d1e  lib/core/log.py
 7d6edc552e08c30f4f4d49fa93b746f1  lib/core/optiondict.py
-d6dace6468ed5d2bbd500b0a244a9650  lib/core/option.py
+c6a8223fbc1dad784d4ae6377e737a97  lib/core/option.py
 c8c386d644d57c659d74542f5f57f632  lib/core/patch.py
 6783160150b4711d02c56ee2beadffdb  lib/core/profiling.py
 6f654e1715571eff68a0f8af3d62dcf8  lib/core/readlineng.py
 0c3eef46bdbf87e29a3f95f90240d192  lib/core/replication.py
 a7db43859b61569b601b97f187dd31c5  lib/core/revision.py
 fcb74fcc9577523524659ec49e2e964b  lib/core/session.py
-342e732d0772891804c7609578176997  lib/core/settings.py
+3f8cf314028234cb8c60c66a915da2e2  lib/core/settings.py
 a971ce157d04de96ba6e710d3d38a9a8  lib/core/shell.py
 a7edc9250d13af36ac0108f259859c19  lib/core/subprocessng.py
-721198b5be72c8015a02acb116532a1f  lib/core/target.py
+52642badbbca4c31a2fcdd754d67a983  lib/core/target.py
 72d499ca8d792e90a1ebfb2ad2341a51  lib/core/testing.py
 cd0067d1798e45f422ce44b98baf57db  lib/core/threads.py
 c40758411bb0bd68764d78e0bb72bd0f  lib/core/unescaper.py
@@ -71,7 +71,7 @@ f6b5957bf2103c3999891e4f45180bce  lib/parse/payloads.py
 30eed3a92a04ed2c29770e1b10d39dc0  lib/request/basicauthhandler.py
 2b81435f5a7519298c15c724e3194a0d  lib/request/basic.py
 859b6ad583e0ffba154f17ee179b5b89  lib/request/comparison.py
-d21e3452240ae3e59dfeb05fabc9ea14  lib/request/connect.py
+0113525b321d0d35cf973a9cff34850a  lib/request/connect.py
 dd4598675027fae99f2e2475b05986da  lib/request/direct.py
 2044fce3f4ffa268fcfaaf63241b1e64  lib/request/dns.py
 98535d0efca5551e712fcc4b34a3f772  lib/request/httpshandler.py