diff --git a/examples/pipeline/README.md b/examples/pipeline/README.md
index 73bc76d..0888e0b 100644
--- a/examples/pipeline/README.md
+++ b/examples/pipeline/README.md
@@ -7,3 +7,8 @@ Run
 ```bash
 $ python app.py --settings=first_settings,second_settings
 ```
+or run example with `LazySettings` class
+
+```bash
+$ python app_without_args.py
+```
diff --git a/examples/pipeline/app_without_args.py b/examples/pipeline/app_without_args.py
new file mode 100644
index 0000000..6534942
--- /dev/null
+++ b/examples/pipeline/app_without_args.py
@@ -0,0 +1,12 @@
+# -*- coding: utf-8 -*-
+from simple_settings import LazySettings
+
+
+settings = LazySettings(
+    'first_settings', 'second_settings'
+)
+
+
+print(settings.ONLY_IN_FIRST)
+print(settings.ONLY_IN_SECOND)
+print(settings.SIMPLE_CONF)
diff --git a/examples/simple/app.py b/examples/simple/app.py
index 2cd51f4..4c03aa6 100644
--- a/examples/simple/app.py
+++ b/examples/simple/app.py
@@ -4,5 +4,5 @@
 from simple_settings import settings
 
 
-os.environ.setdefault('settings', 'project_settings')
+os.environ.setdefault('SIMPLE_SETTINGS', 'project_settings')
 print settings.SIMPLE_CONF
diff --git a/examples/simple/app_without_env_or_args.py b/examples/simple/app_without_env_or_args.py
new file mode 100644
index 0000000..358c33c
--- /dev/null
+++ b/examples/simple/app_without_env_or_args.py
@@ -0,0 +1,6 @@
+# -*- coding: utf-8 -*-
+from simple_settings import LazySettings
+
+
+settings = LazySettings('project_settings')
+print settings.SIMPLE_CONF