diff --git a/matcha/hifigan/models.py b/matcha/hifigan/models.py
index 4d2c7fd..46abaf4 100644
--- a/matcha/hifigan/models.py
+++ b/matcha/hifigan/models.py
@@ -1,8 +1,8 @@
 """ from https://github.com/jik876/hifi-gan """
 
 import torch
-from torch import nn
 import torch.nn.functional as F
+from torch import nn
 from torch.nn import AvgPool1d, Conv1d, Conv2d, ConvTranspose1d
 from torch.nn.utils import remove_weight_norm, spectral_norm, weight_norm
 
diff --git a/matcha/models/components/decoder.py b/matcha/models/components/decoder.py
index a82762e..aca5da1 100644
--- a/matcha/models/components/decoder.py
+++ b/matcha/models/components/decoder.py
@@ -2,11 +2,11 @@ import math
 from typing import Optional
 
 import torch
-from torch import nn
 import torch.nn.functional as F
 from conformer import ConformerBlock
 from diffusers.models.activations import get_activation
 from einops import pack, rearrange, repeat
+from torch import nn
 
 from matcha.models.components.transformer import BasicTransformerBlock
 
diff --git a/matcha/models/components/text_encoder.py b/matcha/models/components/text_encoder.py
index eb0c113..21cc7d4 100644
--- a/matcha/models/components/text_encoder.py
+++ b/matcha/models/components/text_encoder.py
@@ -3,8 +3,8 @@
 import math
 
 import torch
-from torch import nn
 from einops import rearrange
+from torch import nn
 
 from matcha import utils
 from matcha.utils.model import sequence_mask
diff --git a/matcha/models/components/transformer.py b/matcha/models/components/transformer.py
index db5dee3..eaf0270 100644
--- a/matcha/models/components/transformer.py
+++ b/matcha/models/components/transformer.py
@@ -1,7 +1,6 @@
 from typing import Any, Dict, Optional
 
 import torch
-from torch import nn
 from diffusers.models.attention import (
     GEGLU,
     GELU,
@@ -12,6 +11,7 @@ from diffusers.models.attention import (
 from diffusers.models.attention_processor import Attention
 from diffusers.models.lora import LoRACompatibleLinear
 from diffusers.utils.torch_utils import maybe_allow_in_graph
+from torch import nn
 
 
 class SnakeBeta(nn.Module):
diff --git a/matcha/models/matcha_tts.py b/matcha/models/matcha_tts.py
index 4aedf99..93d9689 100644
--- a/matcha/models/matcha_tts.py
+++ b/matcha/models/matcha_tts.py
@@ -4,11 +4,11 @@ import random
 
 import torch
 
-from matcha.utils import monotonic_align
 from matcha import utils
 from matcha.models.baselightningmodule import BaseLightningClass
 from matcha.models.components.flow_matching import CFM
 from matcha.models.components.text_encoder import TextEncoder
+from matcha.utils import monotonic_align
 from matcha.utils.model import (
     denormalize,
     duration_loss,