diff --git a/DjangoBlog/utils.py b/DjangoBlog/utils.py
index 6b44ff3..ae17059 100644
--- a/DjangoBlog/utils.py
+++ b/DjangoBlog/utils.py
@@ -107,7 +107,7 @@ def block_code(text, lang, inlinestyles=False, linenos=False):
 
 
 class BlogMarkDownRenderer(mistune.Renderer):
-    def block_code(self, text, lang):
+    def block_code(self, text, lang=None):
         # renderer has an options
         inlinestyles = self.options.get('inlinestyles')
         linenos = self.options.get('linenos')
diff --git a/blog/views.py b/blog/views.py
index 9c9fe13..cb2d7c2 100644
--- a/blog/views.py
+++ b/blog/views.py
@@ -84,7 +84,7 @@ class ArticleDetailView(DetailView):
     pk_url_kwarg = 'article_id'
     context_object_name = "article"
 
-    def get_object(self):
+    def get_object(self, queryset=None):
         obj = super(ArticleDetailView, self).get_object()
         obj.viewed()
         self.object = obj
diff --git a/requirements.txt b/requirements.txt
index 4dbb299..90da994 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,31 +1,32 @@
 appdirs==1.4.3
-Django==1.11.5
+coverage==4.4.1
+Django==1.11.7
 django-appconf==1.0.2
 django-autoslug==1.9.3
 django-compressor==2.2
-django-debug-toolbar==1.8
+django-debug-toolbar==1.9.1
 django-haystack==2.6.1
 django-ipware==1.1.6
 django-pagedown==0.1.3
 django-uuslug==1.1.8
 jieba==0.39
 jsonpickle==0.9.5
-markdown2==2.3.4
-mistune==0.7.4
+markdown2==2.3.5
+mistune==0.8.1
 olefile==0.44
 packaging==16.8
-Pillow==4.2.1
+Pillow==4.3.0
 Pygments==2.2.0
 PyMySQL==0.7.11
 pyparsing==2.2.0
 python-memcached==1.58
 python-slugify==1.2.4
-pytz==2017.2
+pytz==2017.3
 rcssmin==1.0.6
 requests==2.18.4
 rjsmin==1.0.12
-six==1.10.0
-sqlparse==0.2.3
+six==1.11.0
+sqlparse==0.2.4
 Unidecode==0.4.21
 urllib3==1.22
 webencodings==0.5.1
diff --git a/servermanager/tests.py b/servermanager/tests.py
index f3aceb0..d7f58a7 100644
--- a/servermanager/tests.py
+++ b/servermanager/tests.py
@@ -63,10 +63,9 @@ class ServerManagerTest(TestCase):
         s.source = 'u'
         s.content = 'test'
         msghandler = MessageHandler(s, {})
-        d = msghandler.is_admin
-        e = msghandler.is_password_set
-        msghandler.userinfo.isPasswordSet = True
-        msghandler.userinfo.isAdmin = True
+
+        #msghandler.userinfo.isPasswordSet = True
+        #msghandler.userinfo.isAdmin = True
         msghandler.handler()
         s.content = 'y'
         msghandler.handler()
@@ -77,4 +76,7 @@ class ServerManagerTest(TestCase):
         s.content='admin'
         msghandler.handler()
         s.content='123'
+        msghandler.handler()
+
+        s.content = 'exit'
         msghandler.handler()
\ No newline at end of file
diff --git a/travis_test/requirements.txt b/travis_test/requirements.txt
index bf78591..92dd7d0 100644
--- a/travis_test/requirements.txt
+++ b/travis_test/requirements.txt
@@ -1,30 +1,31 @@
 appdirs==1.4.3
-Django==1.11.5
+coverage==4.4.1
+Django==1.11.7
 django-appconf==1.0.2
 django-autoslug==1.9.3
 django-compressor==2.2
-django-debug-toolbar==1.8
+django-debug-toolbar==1.9.1
 django-haystack==2.6.1
 django-ipware==1.1.6
 django-pagedown==0.1.3
 django-uuslug==1.1.8
 jieba==0.39
 jsonpickle==0.9.5
-markdown2==2.3.4
-mistune==0.7.4
+markdown2==2.3.5
+mistune==0.8.1
 olefile==0.44
 packaging==16.8
-Pillow==4.2.1
+Pillow==4.3.0
 Pygments==2.2.0
 PyMySQL==0.7.11
 pyparsing==2.2.0
 python-slugify==1.2.4
-pytz==2017.2
+pytz==2017.3
 rcssmin==1.0.6
 requests==2.18.4
 rjsmin==1.0.12
-six==1.10.0
-sqlparse==0.2.3
+six==1.11.0
+sqlparse==0.2.4
 Unidecode==0.4.21
 urllib3==1.22
 webencodings==0.5.1