diff --git a/cs_gan/utils.py b/cs_gan/utils.py
index 883ba18..5a1aec1 100644
--- a/cs_gan/utils.py
+++ b/cs_gan/utils.py
@@ -1,4 +1,3 @@
-# python3
 
 # Copyright 2019 DeepMind Technologies Limited and Google LLC
 #
diff --git a/gated_linear_networks/base.py b/gated_linear_networks/base.py
index 9342e84..3c74b4f 100644
--- a/gated_linear_networks/base.py
+++ b/gated_linear_networks/base.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2020 DeepMind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/gated_linear_networks/bernoulli.py b/gated_linear_networks/bernoulli.py
index 74ed799..4bfda59 100644
--- a/gated_linear_networks/bernoulli.py
+++ b/gated_linear_networks/bernoulli.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2020 DeepMind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/gated_linear_networks/bernoulli_test.py b/gated_linear_networks/bernoulli_test.py
index a53aae1..5c95658 100644
--- a/gated_linear_networks/bernoulli_test.py
+++ b/gated_linear_networks/bernoulli_test.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2020 DeepMind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/gated_linear_networks/examples/bernoulli_mnist.py b/gated_linear_networks/examples/bernoulli_mnist.py
index fc49228..96043a5 100644
--- a/gated_linear_networks/examples/bernoulli_mnist.py
+++ b/gated_linear_networks/examples/bernoulli_mnist.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2020 DeepMind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/gated_linear_networks/examples/utils.py b/gated_linear_networks/examples/utils.py
index 5c531d5..2557e37 100644
--- a/gated_linear_networks/examples/utils.py
+++ b/gated_linear_networks/examples/utils.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2020 DeepMind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/gated_linear_networks/examples/utils_test.py b/gated_linear_networks/examples/utils_test.py
index 2674699..c88070c 100644
--- a/gated_linear_networks/examples/utils_test.py
+++ b/gated_linear_networks/examples/utils_test.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2020 DeepMind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/gated_linear_networks/gaussian.py b/gated_linear_networks/gaussian.py
index 6924370..726e62b 100644
--- a/gated_linear_networks/gaussian.py
+++ b/gated_linear_networks/gaussian.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2020 DeepMind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/gated_linear_networks/gaussian_test.py b/gated_linear_networks/gaussian_test.py
index 6cbf575..f2093f6 100644
--- a/gated_linear_networks/gaussian_test.py
+++ b/gated_linear_networks/gaussian_test.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2020 DeepMind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/glassy_dynamics/train_using_jax.py b/glassy_dynamics/train_using_jax.py
index 6a984bc..c2d070c 100644
--- a/glassy_dynamics/train_using_jax.py
+++ b/glassy_dynamics/train_using_jax.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2019 Deepmind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/iodine/configurations.py b/iodine/configurations.py
index e821a04..db9402f 100644
--- a/iodine/configurations.py
+++ b/iodine/configurations.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2019 Deepmind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/iodine/main.py b/iodine/main.py
index b1ce8d9..c7e5fce 100644
--- a/iodine/main.py
+++ b/iodine/main.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2019 Deepmind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/sketchy/dataset_example.py b/sketchy/dataset_example.py
index 91a23ab..d24d6e2 100644
--- a/sketchy/dataset_example.py
+++ b/sketchy/dataset_example.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2020 DeepMind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/sketchy/metadata_schema.py b/sketchy/metadata_schema.py
index 9a3e8ea..84a3f29 100644
--- a/sketchy/metadata_schema.py
+++ b/sketchy/metadata_schema.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2020 DeepMind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/sketchy/reward_example.py b/sketchy/reward_example.py
index 8182d6e..92d9c05 100644
--- a/sketchy/reward_example.py
+++ b/sketchy/reward_example.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2020 DeepMind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/sketchy/sketchy.py b/sketchy/sketchy.py
index 506c5f1..9b0cb58 100644
--- a/sketchy/sketchy.py
+++ b/sketchy/sketchy.py
@@ -1,4 +1,3 @@
-# Lint as: python3
 # Copyright 2020 DeepMind Technologies Limited.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");