diff --git a/README.md b/README.md
index 3f40464..f352291 100644
--- a/README.md
+++ b/README.md
@@ -51,7 +51,7 @@ Quick Start
 2. Run docker-android
 
 	```bash
-	docker run --privileged -d -p 6080:6080 -p 4723:4723 -p 5554:5554 -p 5555:5555 -e DEVICE="Samsung Galaxy S6" -e APPIUM=False --name android-container butomo1989/docker-android-x86-5.0.1
+	docker run --privileged -d -p 6080:6080 -p 4723:4723 -p 5554:5554 -p 5555:5555 -e DEVICE="Samsung Galaxy S6" --name android-container butomo1989/docker-android-x86-5.0.1
 	```
 
 	**Optional arguments**
diff --git a/example/android/python/README.md b/example/android/python/README.md
index 25b977b..e89bb65 100644
--- a/example/android/python/README.md
+++ b/example/android/python/README.md
@@ -1,7 +1,7 @@
-Docker-Android-Appium Sample
-----------------------------
+Docker-Android Sample UITests with Appium
+-----------------------------------------
 
-Example UI test to use docker-appium.
+Example UI test with [Appium] to use docker-android.
 
 Requirements
 ============
@@ -12,3 +12,5 @@ Quick Start
 ===========
 1. pip install -r requirements.txt
 2. python app_simple.py
+
+[Appium]: <https://appium.io>
diff --git a/src/app.py b/src/app.py
index af21590..75c3bf8 100644
--- a/src/app.py
+++ b/src/app.py
@@ -167,7 +167,7 @@ def run():
     cmd = 'emulator -avd {name}'.format(name=avd_name)
     subprocess.Popen(cmd.split())
 
-    appium = str_to_bool(str(os.getenv('APPIUM', True)))
+    appium = str_to_bool(str(os.getenv('APPIUM', False)))
     if appium:
         logger.info('Run appium server...')
         appium_run(avd_name)
diff --git a/src/tests/__init__.py b/src/tests/__init__.py
index 5ec9eee..fdefef7 100644
--- a/src/tests/__init__.py
+++ b/src/tests/__init__.py
@@ -37,6 +37,7 @@ class TestApp(TestCase):
     @mock.patch('subprocess.Popen')
     def test_run_with_appium(self, mocked_avd, mocked_subprocess):
         with mock.patch('src.app.appium_run') as mocked_appium:
+            os.environ['APPIUM'] = str(True)
             app.run()
             self.assertTrue(mocked_avd.called)
             self.assertTrue(mocked_subprocess.called)
@@ -46,7 +47,6 @@ class TestApp(TestCase):
     @mock.patch('subprocess.Popen')
     def test_run_withhout_appium(self, mocked_avd, mocked_subprocess):
         with mock.patch('src.app.appium_run') as mocked_appium:
-            os.environ['APPIUM'] = str(False)
             app.run()
             self.assertTrue(mocked_avd.called)
             self.assertTrue(mocked_subprocess.called)