diff --git a/setup.py b/setup.py
index 5e27d26d..06ad2dd9 100644
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 import io
 from setuptools import setup
 
diff --git a/src/dotenv/main.py b/src/dotenv/main.py
index f9cdde3d..9568238e 100644
--- a/src/dotenv/main.py
+++ b/src/dotenv/main.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 from __future__ import absolute_import, print_function, unicode_literals
 
 import io
diff --git a/tests/test_cli.py b/tests/test_cli.py
index d2558234..223476fe 100644
--- a/tests/test_cli.py
+++ b/tests/test_cli.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 import os
 
 import pytest
diff --git a/tests/test_main.py b/tests/test_main.py
index f417e295..a7c093b1 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
 import io
diff --git a/tests/test_parser.py b/tests/test_parser.py
index bdef9c41..b0621173 100644
--- a/tests/test_parser.py
+++ b/tests/test_parser.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 import io
 
 import pytest