diff --git a/lib/core/agent.py b/lib/core/agent.py
index 8ab7bab1f..6e9514cdd 100644
--- a/lib/core/agent.py
+++ b/lib/core/agent.py
@@ -668,24 +668,23 @@ class Agent(object):
                 concatenatedQuery = "'%s'&%s&'%s'" % (kb.chars.start, concatenatedQuery, kb.chars.stop)
 
         else:
-            warnMsg = "applying generic concatenation with double pipes ('||')"
+            warnMsg = "applying generic concatenation (CONCAT)"
             singleTimeWarnMessage(warnMsg)
 
             if fieldsExists:
-                concatenatedQuery = concatenatedQuery.replace("SELECT ", "'%s'||" % kb.chars.start, 1)
-                concatenatedQuery += "||'%s'" % kb.chars.stop
+                concatenatedQuery = concatenatedQuery.replace("SELECT ", "CONCAT(CONCAT('%s'," % kb.chars.start, 1)
+                concatenatedQuery += "),'%s')" % kb.chars.stop
             elif fieldsSelectCase:
-                concatenatedQuery = concatenatedQuery.replace("SELECT ", "'%s'||(SELECT " % kb.chars.start, 1)
-                concatenatedQuery += ")||'%s'" % kb.chars.stop
+                concatenatedQuery = concatenatedQuery.replace("SELECT ", "CONCAT(CONCAT('%s'," % kb.chars.start, 1)
+                concatenatedQuery += "),'%s')" % kb.chars.stop
             elif fieldsSelectFrom:
-                concatenatedQuery = concatenatedQuery.replace("SELECT ", "'%s'||" % kb.chars.start, 1)
                 _ = unArrayizeValue(zeroDepthSearch(concatenatedQuery, " FROM "))
-                concatenatedQuery = "%s||'%s'%s" % (concatenatedQuery[:_], kb.chars.stop, concatenatedQuery[_:])
+                concatenatedQuery = "%s),'%s')%s" % (concatenatedQuery[:_].replace("SELECT ", "CONCAT(CONCAT('%s'," % kb.chars.start, 1), kb.chars.stop, concatenatedQuery[_:])
             elif fieldsSelect:
-                concatenatedQuery = concatenatedQuery.replace("SELECT ", "'%s'||" % kb.chars.start, 1)
-                concatenatedQuery += "||'%s'" % kb.chars.stop
+                concatenatedQuery = concatenatedQuery.replace("SELECT ", "CONCAT(CONCAT('%s'," % kb.chars.start, 1)
+                concatenatedQuery += "),'%s')" % kb.chars.stop
             elif fieldsNoSelect:
-                concatenatedQuery = "'%s'||%s||'%s'" % (kb.chars.start, concatenatedQuery, kb.chars.stop)
+                concatenatedQuery = "CONCAT(CONCAT('%s',%s),'%s')" % (kb.chars.start, concatenatedQuery, kb.chars.stop)
 
         return concatenatedQuery
 
diff --git a/lib/core/settings.py b/lib/core/settings.py
index 3b771c403..6095af221 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -19,7 +19,7 @@ from lib.core.enums import OS
 from lib.core.revision import getRevisionNumber
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.0.9.53"
+VERSION = "1.0.9.54"
 REVISION = getRevisionNumber()
 TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
 TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
diff --git a/txt/checksum.md5 b/txt/checksum.md5
index b2406f7aa..68db2952a 100644
--- a/txt/checksum.md5
+++ b/txt/checksum.md5
@@ -24,7 +24,7 @@ cc9c82cfffd8ee9b25ba3af6284f057e  extra/sqlharvest/__init__.py
 7c5ba631796f12d6de9b667e4cc7812b  lib/controller/controller.py
 0a64305c3b3a01a2fc3a5e6204f442f1  lib/controller/handler.py
 cc9c82cfffd8ee9b25ba3af6284f057e  lib/controller/__init__.py
-a5d4c84e40ac170615ee7e05e770e7c2  lib/core/agent.py
+04f16204c899438dc7599a9a8426bfee  lib/core/agent.py
 eb0bd28b0bd9fbf67dcc3119116df377  lib/core/bigarray.py
 33b28a65ab1a9467203f63d798fd9ddf  lib/core/common.py
 5680d0c446a3bed5c0f2a0402d031557  lib/core/convert.py
@@ -45,7 +45,7 @@ e60456db5380840a586654344003d4e6  lib/core/readlineng.py
 5ef56abb8671c2ca6ceecb208258e360  lib/core/replication.py
 99a2b496b9d5b546b335653ca801153f  lib/core/revision.py
 7c15dd2777af4dac2c89cab6df17462e  lib/core/session.py
-b112acf982657cb2bb7a4dbf00dc7b7a  lib/core/settings.py
+64b3a63e09b45fbe5e811aa4b1ce50aa  lib/core/settings.py
 7af83e4f18cab6dff5e67840eb65be80  lib/core/shell.py
 23657cd7d924e3c6d225719865855827  lib/core/subprocessng.py
 c3ace7874a536d801f308cf1fd03df99  lib/core/target.py