diff --git a/.gitignore b/.gitignore
index 4a16086..5304c0b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,5 @@ docs/build/*
 .tox/
 dist/
 build/
+.coverage
+.eggs/
diff --git a/tox.ini b/tox.ini
index 11c9fbc..95b69c4 100644
--- a/tox.ini
+++ b/tox.ini
@@ -11,6 +11,7 @@ commands =
     coverage run -a --source=authority example/manage.py test authority exampleapp
     coverage report
 deps =
+    coverage
     dj18: Django<1.9
     dj19: Django<1.10
     dj110: Django<1.11