diff --git a/lib/core/common.py b/lib/core/common.py
index da4d0c8a0..ab08b5e9f 100644
--- a/lib/core/common.py
+++ b/lib/core/common.py
@@ -3549,7 +3549,7 @@ def openFile(filename, mode='r', encoding=UNICODE_ENCODING, errors="reversible",
         except IOError:
             errMsg = "there has been a file opening error for filename '%s'. " % filename
             errMsg += "Please check %s permissions on a file " % ("write" if mode and ('w' in mode or 'a' in mode or '+' in mode) else "read")
-            errMsg += "and that it's not locked by another process."
+            errMsg += "and that it's not locked by another process"
             raise SqlmapSystemException(errMsg)
 
 def decodeIntToUnicode(value):
diff --git a/lib/core/dump.py b/lib/core/dump.py
index d49970a5f..a266e6426 100644
--- a/lib/core/dump.py
+++ b/lib/core/dump.py
@@ -617,7 +617,7 @@ class Dump(object):
                                 warnMsg = "writing binary ('%s') content to file '%s' " % (mimetype, filepath)
                                 logger.warn(warnMsg)
 
-                                with open(filepath, "wb") as f:
+                                with openFile(filepath, "w+b", None) as f:
                                     _ = safechardecode(value, True)
                                     f.write(_)
 
diff --git a/lib/core/settings.py b/lib/core/settings.py
index d7357d559..0c9775159 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 = "1.3.7.14"
+VERSION = "1.3.7.15"
 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)