diff --git a/lib/core/settings.py b/lib/core/settings.py
index 4d6c6d53d..a7d35b478 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -18,7 +18,7 @@ from lib.core.enums import OS
 from thirdparty.six import unichr as _unichr
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.4.6.11"
+VERSION = "1.4.6.12"
 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/thirdparty/multipart/multipartpost.py b/thirdparty/multipart/multipartpost.py
index 9c52154f8..1ed1e7310 100644
--- a/thirdparty/multipart/multipartpost.py
+++ b/thirdparty/multipart/multipartpost.py
@@ -71,10 +71,10 @@ class MultipartPostHandler(_urllib.request.BaseHandler):
 
         # NOTE: https://github.com/sqlmapproject/sqlmap/issues/4235
         if request.data:
-            for match in re.finditer(r"(?i)\s*-{20,}\w+(\s+Content-Disposition[^\n]+\s+|\-\-\s*)", request.data):
+            for match in re.finditer(b"(?i)\s*-{20,}\w+(\s+Content-Disposition[^\n]+\s+|\-\-\s*)", request.data):
                 part = match.group(0)
-                if '\r' not in part:
-                    request.data = request.data.replace(part, part.replace("\n", "\r\n"))
+                if b'\r' not in part:
+                    request.data = request.data.replace(part, part.replace(b'\n', b"\r\n"))
 
         return request