diff --git a/lib/core/settings.py b/lib/core/settings.py
index 8b355eae5..faa3b38ff 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 = "1.2.2.12"
+VERSION = "1.2.2.13"
 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/techniques/union/test.py b/lib/techniques/union/test.py
index ce659ec01..3d621e898 100644
--- a/lib/techniques/union/test.py
+++ b/lib/techniques/union/test.py
@@ -48,7 +48,7 @@ def _findUnionCharCount(comment, place, parameter, value, prefix, suffix, where=
     """
     retVal = None
 
-    def _orderByTechnique():
+    def _orderByTechnique(lowerCount, upperCount):
         def _orderByTest(cols):
             query = agent.prefixQuery("ORDER BY %d" % cols, prefix=prefix)
             query = agent.suffixQuery(query, suffix=suffix, comment=comment)
@@ -56,7 +56,7 @@ def _findUnionCharCount(comment, place, parameter, value, prefix, suffix, where=
             page, headers, code = Request.queryPage(payload, place=place, content=True, raise404=False)
             return not any(re.search(_, page or "", re.I) and not re.search(_, kb.pageTemplate or "", re.I) for _ in ("(warning|error):", "order by", "unknown column", "failed")) and comparison(page, headers, code) or re.search(r"data types cannot be compared or sorted", page or "", re.I)
 
-        if _orderByTest(1) and not _orderByTest(randomInt()):
+        if _orderByTest(1 if lowerCount is None else lowerCount) and not _orderByTest(randomInt() if upperCount is None else upperCount + 1):
             infoMsg = "'ORDER BY' technique appears to be usable. "
             infoMsg += "This should reduce the time needed "
             infoMsg += "to find the right number "
@@ -64,10 +64,10 @@ def _findUnionCharCount(comment, place, parameter, value, prefix, suffix, where=
             infoMsg += "range for current UNION query injection technique test"
             singleTimeLogMessage(infoMsg)
 
-            lowCols, highCols = 1, ORDER_BY_STEP
+            lowCols, highCols = 1 if lowerCount is None else lowerCount, ORDER_BY_STEP if upperCount is None else upperCount
             found = None
             while not found:
-                if _orderByTest(highCols):
+                if not conf.uCols and _orderByTest(highCols):
                     lowCols = highCols
                     highCols += ORDER_BY_STEP
                 else:
@@ -88,8 +88,8 @@ def _findUnionCharCount(comment, place, parameter, value, prefix, suffix, where=
         kb.errorIsNone = False
         lowerCount, upperCount = conf.uColsStart, conf.uColsStop
 
-        if lowerCount == 1:
-            found = kb.orderByColumns or _orderByTechnique()
+        if lowerCount == 1 or conf.uCols:
+            found = kb.orderByColumns or _orderByTechnique(lowerCount, upperCount)
             if found:
                 kb.orderByColumns = found
                 infoMsg = "target URL appears to have %d column%s in query" % (found, 's' if found > 1 else "")
diff --git a/txt/checksum.md5 b/txt/checksum.md5
index cfe951cd8..050b6f121 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
-fea9bf09e60f66f4f0b1e9cac64dd842  lib/core/settings.py
+7735e472a2d2661744bd6d04fd1c387d  lib/core/settings.py
 d0adc28a38e43a787df4471f7f027413  lib/core/shell.py
 63491be462c515a1a3880c27c2acc4a2  lib/core/subprocessng.py
 505aaa61e1bba3c3d4567c3e667699e3  lib/core/target.py
@@ -96,7 +96,7 @@ b84d45fc7349caa714f9769b13d70cab  lib/techniques/blind/inference.py
 627ddc86a5a969e5509c7531c5c27a6c  lib/techniques/error/use.py
 1e5532ede194ac9c083891c2f02bca93  lib/techniques/__init__.py
 1e5532ede194ac9c083891c2f02bca93  lib/techniques/union/__init__.py
-c497003ecf231d03a311a816a6b3b753  lib/techniques/union/test.py
+e58ab8029ffb2cc37e42d68747c4da39  lib/techniques/union/test.py
 6c3c4c7d43ad75e61a73184323a81eac  lib/techniques/union/use.py
 e4146464cf968d4015a52cb8c10e3da5  lib/utils/api.py
 37dfb641358669f62c2acedff241348b  lib/utils/brute.py