diff --git a/.travis.yml b/.travis.yml
index 2f78daab..943042b1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,8 +7,9 @@ python:
   - "3.8"
   - "3.9"
 install:
-    - pip install -q -U pip tox tox-travis python-coveralls
+  - pip install -q -U pip tox tox-travis
+  - pip install -e .[dev]
 script:
   - tox
 after_success:
-  - coveralls
+  - bash <(curl -s https://codecov.io/bash)
diff --git a/django_summernote/__init__.py b/django_summernote/__init__.py
index 4f3fa5f8..a3ff65bc 100644
--- a/django_summernote/__init__.py
+++ b/django_summernote/__init__.py
@@ -4,6 +4,10 @@
 __project__ = PROJECT = 'django-summernote'
 __author__ = AUTHOR = "django-summernote contributors"
 
-from django import VERSION as django_version
-if django_version < (3, 2):
-    default_app_config = 'django_summernote.apps.DjangoSummernoteConfig'
+try:
+    from django import VERSION as django_version
+    if django_version < (3, 2):
+        default_app_config = 'django_summernote.apps.DjangoSummernoteConfig'
+except ModuleNotFoundError:
+    # This part is needed for setup.py
+    pass
diff --git a/tox.ini b/tox.ini
index dfd7677b..eaf89ca0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -20,8 +20,6 @@ deps =
     pytest
     pytest-django
     coverage
-    django-dummy-plug
-    bleach 
 
     dj202: Django<2.3
     dj300: Django<3.1