diff --git a/python/ycm/base.py b/python/ycm/base.py
index 58e8becf..e64667d4 100644
--- a/python/ycm/base.py
+++ b/python/ycm/base.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2011, 2012  Google Inc.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/client/base_request.py b/python/ycm/client/base_request.py
index a448498d..7cd27793 100644
--- a/python/ycm/client/base_request.py
+++ b/python/ycm/client/base_request.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2013  Google Inc.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/client/command_request.py b/python/ycm/client/command_request.py
index 2c298972..75685669 100644
--- a/python/ycm/client/command_request.py
+++ b/python/ycm/client/command_request.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2013  Google Inc.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/client/completer_available_request.py b/python/ycm/client/completer_available_request.py
index 3b12b6b2..620edfa0 100644
--- a/python/ycm/client/completer_available_request.py
+++ b/python/ycm/client/completer_available_request.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2013  Google Inc.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/client/completion_request.py b/python/ycm/client/completion_request.py
index 93375a03..0ecec63d 100644
--- a/python/ycm/client/completion_request.py
+++ b/python/ycm/client/completion_request.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2013  Google Inc.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/client/event_notification.py b/python/ycm/client/event_notification.py
index 80eb04bd..2200fc63 100644
--- a/python/ycm/client/event_notification.py
+++ b/python/ycm/client/event_notification.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2013  Google Inc.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/client/omni_completion_request.py b/python/ycm/client/omni_completion_request.py
index 209eead3..25e3008e 100644
--- a/python/ycm/client/omni_completion_request.py
+++ b/python/ycm/client/omni_completion_request.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2013  Google Inc.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/client/tests/command_request_test.py b/python/ycm/client/tests/command_request_test.py
index b2da8e5d..cf8b2058 100644
--- a/python/ycm/client/tests/command_request_test.py
+++ b/python/ycm/client/tests/command_request_test.py
@@ -1,4 +1,3 @@
-#
 # Copyright (C) 2016 YouCompleteMe Contributors
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/client/tests/completion_request_test.py b/python/ycm/client/tests/completion_request_test.py
index 15243ab7..c1b19534 100644
--- a/python/ycm/client/tests/completion_request_test.py
+++ b/python/ycm/client/tests/completion_request_test.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2015 YouCompleteMe Contributors
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/client/ycmd_keepalive.py b/python/ycm/client/ycmd_keepalive.py
index 69fd1977..b9980b53 100644
--- a/python/ycm/client/ycmd_keepalive.py
+++ b/python/ycm/client/ycmd_keepalive.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2013  Google Inc.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/diagnostic_interface.py b/python/ycm/diagnostic_interface.py
index 317c6095..75eebd71 100644
--- a/python/ycm/diagnostic_interface.py
+++ b/python/ycm/diagnostic_interface.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2013  Google Inc.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/omni_completer.py b/python/ycm/omni_completer.py
index b27ff1cc..28e50ecf 100644
--- a/python/ycm/omni_completer.py
+++ b/python/ycm/omni_completer.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2011, 2012, 2013  Google Inc.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/paths.py b/python/ycm/paths.py
index e103778c..3a8c716c 100644
--- a/python/ycm/paths.py
+++ b/python/ycm/paths.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2015 YouCompleteMe contributors.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/syntax_parse.py b/python/ycm/syntax_parse.py
index 684a7408..f61b445c 100644
--- a/python/ycm/syntax_parse.py
+++ b/python/ycm/syntax_parse.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2013  Google Inc.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/test_utils.py b/python/ycm/test_utils.py
index 20f1b88a..0c60f49c 100644
--- a/python/ycm/test_utils.py
+++ b/python/ycm/test_utils.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2011, 2012  Google Inc.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/tests/base_test.py b/python/ycm/tests/base_test.py
index 837652ad..9902dd51 100644
--- a/python/ycm/tests/base_test.py
+++ b/python/ycm/tests/base_test.py
@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
+# coding: utf-8
 #
 # Copyright (C) 2013  Google Inc.
 #
diff --git a/python/ycm/tests/event_notification_test.py b/python/ycm/tests/event_notification_test.py
index 68585f63..190acf2f 100644
--- a/python/ycm/tests/event_notification_test.py
+++ b/python/ycm/tests/event_notification_test.py
@@ -1,4 +1,3 @@
-#
 # Copyright (C) 2015 YouCompleteMe contributors
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/tests/omni_completion_request_tests.py b/python/ycm/tests/omni_completion_request_tests.py
index 8d17e07e..f605db3e 100644
--- a/python/ycm/tests/omni_completion_request_tests.py
+++ b/python/ycm/tests/omni_completion_request_tests.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2016 YouCompleteMe contributors
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/tests/paths_test.py b/python/ycm/tests/paths_test.py
index d8e5ca7f..eb1d1ba0 100644
--- a/python/ycm/tests/paths_test.py
+++ b/python/ycm/tests/paths_test.py
@@ -1,4 +1,3 @@
-#
 # Copyright (C) 2016 YouCompleteMe contributors
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/tests/postcomplete_tests.py b/python/ycm/tests/postcomplete_tests.py
index 0efda8fb..aaf8bc26 100644
--- a/python/ycm/tests/postcomplete_tests.py
+++ b/python/ycm/tests/postcomplete_tests.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2015 YouCompleteMe contributors
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/tests/syntax_parse_test.py b/python/ycm/tests/syntax_parse_test.py
index 8692792b..276c6796 100644
--- a/python/ycm/tests/syntax_parse_test.py
+++ b/python/ycm/tests/syntax_parse_test.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2013  Google Inc.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/tests/vimsupport_test.py b/python/ycm/tests/vimsupport_test.py
index 4bfc9bb3..967cb7f7 100644
--- a/python/ycm/tests/vimsupport_test.py
+++ b/python/ycm/tests/vimsupport_test.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2015 YouCompleteMe contributors
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/vimsupport.py b/python/ycm/vimsupport.py
index 59dee49c..64bf0978 100644
--- a/python/ycm/vimsupport.py
+++ b/python/ycm/vimsupport.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2011, 2012  Google Inc.
 #
 # This file is part of YouCompleteMe.
diff --git a/python/ycm/youcompleteme.py b/python/ycm/youcompleteme.py
index eda78ade..83e389ac 100644
--- a/python/ycm/youcompleteme.py
+++ b/python/ycm/youcompleteme.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-#
 # Copyright (C) 2011, 2012  Google Inc.
 #
 # This file is part of YouCompleteMe.