diff --git a/decouple.env b/sapl/decouple.env
similarity index 100%
rename from decouple.env
rename to sapl/decouple.env
diff --git a/sapl/settings.py b/sapl/settings.py
index b6b4c5a6a..cbaac9a7a 100644
--- a/sapl/settings.py
+++ b/sapl/settings.py
@@ -18,6 +18,7 @@ from decouple import config
 
 BASE_DIR = Path(__file__).ancestor(2)
 
+
 # Quick-start development settings - unsuitable for production
 # See https://docs.djangoproject.com/en/1.8/howto/deployment/checklist/
 
diff --git a/sapl/test_config.py b/sapl/test_config.py
new file mode 100644
index 000000000..5231c76d2
--- /dev/null
+++ b/sapl/test_config.py
@@ -0,0 +1,5 @@
+from .settings import EMAIL_PORT
+
+
+def test_config():
+    assert EMAIL_PORT == 587