diff --git a/dynamicweb/settings/base.py b/dynamicweb/settings/base.py
index 5f3938d4..821e1e0c 100644
--- a/dynamicweb/settings/base.py
+++ b/dynamicweb/settings/base.py
@@ -156,7 +156,7 @@ INSTALLED_APPS = (
     'webhook',
 )
 
-MIDDLEWARE_CLASSES = (
+MIDDLEWARE = (
     'django.contrib.sessions.middleware.SessionMiddleware',
     'utils.middleware.MultipleProxyMiddleware',
     'django.middleware.common.CommonMiddleware',
diff --git a/dynamicweb/settings/local.py b/dynamicweb/settings/local.py
index 4ea3dc7e..9f38f87d 100644
--- a/dynamicweb/settings/local.py
+++ b/dynamicweb/settings/local.py
@@ -15,7 +15,7 @@ CACHES = {
     }
 }
 
-MIDDLEWARE_CLASSES += ("debug_toolbar.middleware.DebugToolbarMiddleware",)
+MIDDLEWARE += ("debug_toolbar.middleware.DebugToolbarMiddleware",)
 
 INSTALLED_APPS += (
     'django_extensions',
diff --git a/requirements.txt b/requirements.txt
index 707309ef..9fbaf5e6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
+setuptools<58.0.0
 Babel==2.3.4
 Django==1.11.18
 Django-Select2==4.3.2
@@ -15,7 +16,7 @@ aldryn-people==2.2.0
 aldryn-search==0.2.11
 aldryn-translation-tools==0.3.0
 backport-collections==0.1
-cmsplugin-filer==1.0.1
+#cmsplugin-filer==1.1.3
 django-appconf==1.0.2
 django-appdata==0.2.1
 django-bootstrap3==7.0.1
@@ -25,18 +26,18 @@ django-compressor==2.0
 django-debug-toolbar==1.4
 python-dotenv==0.10.3
 django-extensions==1.6.7
-django-filer==1.7.0
+django-filer==1.5.0
 django-filter==0.13.0
-django-formtools>=2.1
+django-formtools==2.1
 django-guardian==1.4.4
 django-haystack==2.4.1
 django-meta==1.2
 django-meta-mixin==0.3.0
 django-model-utils==2.5
-django-mptt==0.8.4
+django-mptt==0.11
 django-parler==1.9.2
 django-phonenumber-field==1.1.0
-django-polymorphic==0.8.1
+django-polymorphic==2.0.2
 django-reversion==1.10.2
 django-sekizai==0.9.0
 django-sortedm2m==3.1.1
@@ -47,7 +48,7 @@ django-taggit==0.23.0
 django-taggit-autosuggest==0.2.8
 django-taggit-templatetags==0.2.5
 django-templatetag-sugar==1.0
-django-treebeard>=4.3
+django-treebeard==4.3
 djangocms-admin-style>=1.2
 djangocms-apphook-setup==0.1.2
 djangocms-blog==0.8.13
@@ -61,14 +62,14 @@ djangocms-picture==1.0.0
 djangocms-teaser==0.2.0
 djangocms-text-ckeditor==3.7.0
 djangocms-video==1.0.0
-easy-thumbnails==2.3
+easy-thumbnails==2.4.1
 html5lib==0.999999999
 ldap3==2.6.1
 lxml
 model-mommy==1.2.6
 phonenumbers==8.13.11
 psycopg2==2.8.4
-pycryptodome==3.6.6
+pycryptodome==3.8.0
 pylibmc==1.6.3
 python-dateutil==2.5.3
 python-slugify==1.2.6
@@ -88,7 +89,7 @@ flake8==3.3.0
 python-memcached==1.58
 celery==4.4.7
 redis==2.10.5
-#django-celery-results>=2.5.1
+django-celery-results==1.0.2
 kombu>=4.6.10
 mccabe==0.6.1
 pycodestyle==2.3.1