diff --git a/lib/core/settings.py b/lib/core/settings.py
index f72d24bb4..8adcbf7f2 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 = "1.0.6.52"
+VERSION = "1.0.6.53"
 REVISION = getRevisionNumber()
 STABLE = VERSION.count('.') <= 2
 VERSION_STRING = "sqlmap/%s#%s" % (VERSION, "stable" if STABLE else "dev")
diff --git a/xml/boundaries.xml b/xml/boundaries.xml
index 6ca720c17..b4fa0b710 100644
--- a/xml/boundaries.xml
+++ b/xml/boundaries.xml
@@ -365,42 +365,6 @@ Formats:
         <suffix> AND "%"="</suffix>
     </boundary>
 
-    <boundary>
-        <level>5</level>
-        <clause>1</clause>
-        <where>1,2</where>
-        <ptype>2</ptype>
-        <prefix>%00')</prefix>
-        <suffix> AND ('[RANDSTR]'='[RANDSTR]</suffix>
-    </boundary>
-
-    <boundary>
-        <level>5</level>
-        <clause>1</clause>
-        <where>1,2</where>
-        <ptype>2</ptype>
-        <prefix>%00'))</prefix>
-        <suffix> AND (('[RANDSTR]'='[RANDSTR]</suffix>
-    </boundary>
-
-    <boundary>
-        <level>5</level>
-        <clause>1</clause>
-        <where>1,2</where>
-        <ptype>2</ptype>
-        <prefix>%00')))</prefix>
-        <suffix> AND ((('[RANDSTR]'='[RANDSTR]</suffix>
-    </boundary>
-
-    <boundary>
-        <level>4</level>
-        <clause>1</clause>
-        <where>1,2</where>
-        <ptype>2</ptype>
-        <prefix>%00'</prefix>
-        <suffix> AND '[RANDSTR]'='[RANDSTR]</suffix>
-    </boundary>
-
     <boundary>
         <level>1</level>
         <clause>1</clause>