diff --git a/fargo/settings.py b/fargo/settings.py
index 9d62c78..6fff701 100644
--- a/fargo/settings.py
+++ b/fargo/settings.py
@@ -265,4 +265,5 @@ local_settings_file = os.environ.get(
 )
 
 if os.path.exists(local_settings_file):
-    exec(open(local_settings_file).read())
+    with open(local_settings_file) as f:
+        exec(f.read())