diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 1c1c6ea42..f8fa2add2 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -13,6 +13,8 @@ jobs:
         python-version: [ '2.x', '3.x', 'pypy-2.7', 'pypy-3.6', 'pypy-3.7' ]
     steps:
       - uses: actions/checkout@v2
+      - name: faketty
+        uses: Yuri6037/Action-FakeTTY@v1.1
       - name: Set up Python
         uses: actions/setup-python@v2
         with:
diff --git a/lib/core/settings.py b/lib/core/settings.py
index 3afcc4813..6c7a4cf64 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -20,7 +20,7 @@ from thirdparty import six
 from thirdparty.six import unichr as _unichr
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.5.9.14"
+VERSION = "1.5.9.15"
 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)
diff --git a/lib/core/testing.py b/lib/core/testing.py
index be60eb099..12706246c 100644
--- a/lib/core/testing.py
+++ b/lib/core/testing.py
@@ -143,7 +143,7 @@ def vulnTest():
         for tag, value in (("<url>", url), ("<base>", base), ("<direct>", direct), ("<tmpdir>", tmpdir), ("<request>", request), ("<log>", log), ("<multiple>", multiple), ("<config>", config), ("<base64>", url.replace("id=1", "id=MZ=%3d"))):
             options = options.replace(tag, value)
 
-        cmd = "%s \"%s\" %s --batch --non-interactive --testing --debug" % (sys.executable, os.path.abspath(os.path.join(os.path.dirname(__file__), "..", "..", "sqlmap.py")), options)
+        cmd = "%s \"%s\" %s --batch --non-interactive --debug" % (sys.executable, os.path.abspath(os.path.join(os.path.dirname(__file__), "..", "..", "sqlmap.py")), options)
 
         if "<tmpfile>" in cmd:
             handle, tmp = tempfile.mkstemp()
@@ -153,7 +153,6 @@ def vulnTest():
         if "<piped>" in cmd:
             cmd = re.sub(r"<piped>\s*", "", cmd)
             cmd = "echo %s | %s" % (url, cmd)
-            cmd = cmd.replace("--testing ", "")
 
         output = shellExec(cmd)
 
diff --git a/lib/parse/cmdline.py b/lib/parse/cmdline.py
index 299b44d86..5dacb84b5 100644
--- a/lib/parse/cmdline.py
+++ b/lib/parse/cmdline.py
@@ -815,9 +815,6 @@ def cmdLineParser(argv=None):
         parser.add_argument("--non-interactive", dest="nonInteractive", action="store_true",
             help=SUPPRESS)
 
-        parser.add_argument("--testing", dest="testing", action="store_true",
-            help=SUPPRESS)
-
         parser.add_argument("--gui", dest="gui", action="store_true",
             help=SUPPRESS)
 
@@ -1063,7 +1060,7 @@ def cmdLineParser(argv=None):
         if args.dummy:
             args.url = args.url or DUMMY_URL
 
-        if hasattr(sys.stdin, "fileno") and not os.isatty(sys.stdin.fileno()) and '-' not in sys.argv and "--testing" not in sys.argv:
+        if hasattr(sys.stdin, "fileno") and not os.isatty(sys.stdin.fileno()) and '-' not in sys.argv:
             args.stdinPipe = iter(sys.stdin.readline, None)
         else:
             args.stdinPipe = None