diff --git a/.travis.yml b/.travis.yml
index 6df6b36..e188086 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,6 @@
 sudo: false
 language: python
+dist: xenial
 python:
   - "2.7"
   - "3.4"
diff --git a/django_coverage_plugin/plugin.py b/django_coverage_plugin/plugin.py
index 60c61df..e8da051 100644
--- a/django_coverage_plugin/plugin.py
+++ b/django_coverage_plugin/plugin.py
@@ -75,6 +75,8 @@ def check_debug():
         return False
     if not hasattr(django.template.backends.django, "DjangoTemplates"):
         raise DjangoTemplatePluginException("Can't use non-Django templates.")
+    if not django.template.engines._engines:
+        return False
 
     for engine in django.template.engines.all():
         if not isinstance(engine, django.template.backends.django.DjangoTemplates):
diff --git a/tox.ini b/tox.ini
index 58250ca..71e2ed9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -16,9 +16,9 @@
 envlist =
     py27-django{18,19,110,111,111tip},
     py34-django{18,19,110,111,111tip,20},
-    py35-django{18,19,110,111,111tip,20,21,tip},
-    py36-django{18,19,110,111,111tip,20,21,tip},
-    py37-django{20,21,tip},
+    py35-django{18,19,110,111,111tip,20,21,22},
+    py36-django{18,19,110,111,111tip,20,21,22,tip},
+    py37-django{20,21,22,tip},
     check,pkgcheck,doc
 
 [testenv]
@@ -31,6 +31,7 @@ deps =
     django111tip: https://github.com/django/django/archive/stable/1.11.x.tar.gz
     django20: Django>=2.0,<2.1
     django21: Django>=2.1,<2.2
+    django22: Django>=2.2,<3.0
     djangotip: https://github.com/django/django/archive/master.tar.gz
 
 commands =