diff --git a/extra/dbwire/firebird.py b/extra/dbwire/firebird.py
index 0e1c8ec5a..647070723 100644
--- a/extra/dbwire/firebird.py
+++ b/extra/dbwire/firebird.py
@@ -341,7 +341,18 @@ def _b2i_signed(b):
     return n
 
 def _scaled(n, scale):
-    # integer n represents n * 10**scale (scale <= 0); render as an exact decimal string
+    """
+    integer n represents n * 10**scale (scale <= 0); render as an exact decimal string
+
+    >>> _scaled(1234, -2)
+    '12.34'
+    >>> _scaled(-5, -2)
+    '-0.05'
+    >>> _scaled(5, -4)
+    '0.0005'
+    >>> _scaled(7, 0)
+    '7'
+    """
     if scale >= 0:
         return str(n * (10 ** scale))
     digits = "%0*d" % (-scale + 1, abs(n))
diff --git a/lib/core/settings.py b/lib/core/settings.py
index 8653a9dd2..70cf154e8 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -20,7 +20,7 @@ from lib.core.enums import OS
 from thirdparty import six
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.10.8.5"
+VERSION = "1.10.8.6"
 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)