diff --git a/src/pretix/helpers/debug.py b/src/pretix/helpers/debug.py
deleted file mode 100644
index cf2dc22cc..000000000
--- a/src/pretix/helpers/debug.py
+++ /dev/null
@@ -1,6 +0,0 @@
-from debug_toolbar.middleware import DebugToolbarMiddleware
-from django.utils.deprecation import MiddlewareMixin
-
-
-class DebugMiddlewareCompatibilityShim(MiddlewareMixin, DebugToolbarMiddleware):
-    pass
diff --git a/src/pretix/settings.py b/src/pretix/settings.py
index b85426bda..8b3959746 100644
--- a/src/pretix/settings.py
+++ b/src/pretix/settings.py
@@ -258,7 +258,7 @@ try:
     import debug_toolbar  # noqa
     if DEBUG:
         INSTALLED_APPS.append('debug_toolbar.apps.DebugToolbarConfig')
-        MIDDLEWARE.insert(0, 'pretix.helpers.debug.DebugMiddlewareCompatibilityShim')
+        MIDDLEWARE.insert(0, 'debug_toolbar.middleware.DebugToolbarMiddleware')
 except ImportError:
     pass
 
diff --git a/src/requirements/dev.txt b/src/requirements/dev.txt
index cedbc5622..4e13a2094 100644
--- a/src/requirements/dev.txt
+++ b/src/requirements/dev.txt
@@ -1,4 +1,4 @@
-django-debug-toolbar==1.5
+django-debug-toolbar==1.8
 sqlparse==0.2.1  # pinned due to difficulties with django-debug-toolbar
 # Testing requirements
 pep8==1.5.7  # exact requirement by flake8 2.4.0
diff --git a/src/requirements/production.txt b/src/requirements/production.txt
index be616b16a..4ac3e2fa0 100644
--- a/src/requirements/production.txt
+++ b/src/requirements/production.txt
@@ -1,19 +1,19 @@
 # Functional requirements
-Django>=1.10.7,<1.11
+Django>=1.11.*
 python-dateutil
 pytz
-django-bootstrap3==8.0.*
+django-bootstrap3==8.2.*
 django-formset-js-improved==0.5.0.1
-django-compressor==2.1
+django-compressor==2.1.1
 django-hierarkey==1.0.*
 reportlab==3.2.*
 PyPDF2==1.26.*
-easy-thumbnails==2.*
+easy-thumbnails==2.4.*
 django-libsass
 libsass
 django-otp==0.3.*
 python-u2flib-server==4.*
-django-formtools==1.0
+django-formtools==2.0
 celery==4.0.2
 kombu==4.0.2
 django-statici18n==1.3.*
@@ -28,7 +28,7 @@ django-markup
 markdown
 bleach==2.*
 raven
-django-i18nfield
+django-i18nfield>=1.0.1
 # Stripe
 stripe==1.22.*
 # PayPal
diff --git a/src/requirements/redis.txt b/src/requirements/redis.txt
index f992cbd9f..143249c80 100644
--- a/src/requirements/redis.txt
+++ b/src/requirements/redis.txt
@@ -1,2 +1,2 @@
-django-redis==4.1.*
+django-redis==4.7.*
 redis==2.10.5
diff --git a/src/setup.py b/src/setup.py
index 63af8e9f2..9125e20e8 100644
--- a/src/setup.py
+++ b/src/setup.py
@@ -62,21 +62,21 @@ setup(
 
     keywords='tickets web shop ecommerce',
     install_requires=[
-        'Django==1.10.*',
+        'Django==1.11.*',
         'python-dateutil==2.4.*',
         'pytz',
-        'django-bootstrap3==7.1.*',
+        'django-bootstrap3==8.2.*',
         'django-formset-js-improved==0.5.0.1',
         'django-compressor==2.1',
         'django-hierarkey==1.0.*',
         'reportlab==3.2.*',
-        'easy-thumbnails==2.*',
+        'easy-thumbnails==2.4.*',
         'PyPDF2==1.26.*',
         'django-libsass',
         'libsass',
         'django-otp==0.3.*',
         'python-u2flib-server==4.*',
-        'django-formtools==1.0',
+        'django-formtools==2.0',
         'celery==4.0.2',
         'kombu==4.0.2',
         'django-statici18n==1.3.*',
@@ -93,18 +93,18 @@ setup(
         'raven',
         'paypalrestsdk==1.12.*',
         'pycparser==2.13',
-        'django-redis==4.1.*',
+        'django-redis==4.7.*',
         'redis==2.10.5',
         'stripe==1.22.*',
         'chardet>=2.3,<3',
         'mt-940==3.2',
-        'django-i18nfield',
+        'django-i18nfield>=1.0.1',
         'vobject==0.9.*',
         'pycountry'
     ],
     extras_require={
         'dev': [
-            'django-debug-toolbar==1.5',
+            'django-debug-toolbar==1.7',
             'sqlparse==0.2.1',
             'pep8==1.5.7',
             'pyflakes==1.1.0',
diff --git a/src/tests/control/test_events.py b/src/tests/control/test_events.py
index 028a1ea47..455ef8d52 100644
--- a/src/tests/control/test_events.py
+++ b/src/tests/control/test_events.py
@@ -68,7 +68,7 @@ class EventsTest(SoupTest):
         assert len(doc.select(".alert-success")) > 0
         # date_to should not be changed even though the timezone is changed
         assert doc.select("[name=date_to]")[0]['value'] == "2013-12-30 17:00:00"
-        assert doc.find('option', {"value": "Asia/Tokyo"})['selected'] == "selected"
+        assert 'selected' in doc.find('option', {"value": "Asia/Tokyo"}).attrs
         assert doc.select("[name=settings-max_items_per_order]")[0]['value'] == "12"
 
         self.event1.refresh_from_db()