diff --git a/__init__.py b/__init__.py
index 67ad7de..618090b 100644
--- a/__init__.py
+++ b/__init__.py
@@ -1,4 +1,3 @@
-# coding=utf-8
 # Copyright 2019 Deepmind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -12,4 +11,3 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-
diff --git a/unsupervised_adversarial_training/quick_eval_cifar.py b/unsupervised_adversarial_training/quick_eval_cifar.py
index d5c87f2..7fd21a5 100644
--- a/unsupervised_adversarial_training/quick_eval_cifar.py
+++ b/unsupervised_adversarial_training/quick_eval_cifar.py
@@ -1,4 +1,3 @@
-# coding=utf-8
 # Copyright 2019 Deepmind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/unsupervised_adversarial_training/run.sh b/unsupervised_adversarial_training/run.sh
index 25dffe3..c239c4e 100755
--- a/unsupervised_adversarial_training/run.sh
+++ b/unsupervised_adversarial_training/run.sh
@@ -1,3 +1,4 @@
+#!/bin/sh
 # Copyright 2019 Deepmind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -12,8 +13,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-#!/bin/sh
-
 # Usage:
 # user@host:/path/to/deepmind_research$ unsupervised_adversarial_training/run.sh
 
diff --git a/unsupervised_adversarial_training/save_example_images.py b/unsupervised_adversarial_training/save_example_images.py
index 2ec7260..4682476 100644
--- a/unsupervised_adversarial_training/save_example_images.py
+++ b/unsupervised_adversarial_training/save_example_images.py
@@ -1,4 +1,3 @@
-# coding=utf-8
 # Copyright 2019 Deepmind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");