diff --git a/matcha/hifigan/models.py b/matcha/hifigan/models.py
index d209d9a..4d2c7fd 100644
--- a/matcha/hifigan/models.py
+++ b/matcha/hifigan/models.py
@@ -1,7 +1,7 @@
 """ from https://github.com/jik876/hifi-gan """
 
 import torch
-import torch.nn as nn
+from torch import nn
 import torch.nn.functional as F
 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 1137cd7..a82762e 100644
--- a/matcha/models/components/decoder.py
+++ b/matcha/models/components/decoder.py
@@ -2,7 +2,7 @@ import math
 from typing import Optional
 
 import torch
-import torch.nn as nn
+from torch import nn
 import torch.nn.functional as F
 from conformer import ConformerBlock
 from diffusers.models.activations import get_activation
diff --git a/matcha/models/components/text_encoder.py b/matcha/models/components/text_encoder.py
index a388d05..eb0c113 100644
--- a/matcha/models/components/text_encoder.py
+++ b/matcha/models/components/text_encoder.py
@@ -3,10 +3,10 @@
 import math
 
 import torch
-import torch.nn as nn
+from torch import nn
 from einops import rearrange
 
-import matcha.utils as utils
+from matcha import utils
 from matcha.utils.model import sequence_mask
 
 log = utils.get_pylogger(__name__)
diff --git a/matcha/models/components/transformer.py b/matcha/models/components/transformer.py
index dd1afa3..db5dee3 100644
--- a/matcha/models/components/transformer.py
+++ b/matcha/models/components/transformer.py
@@ -1,7 +1,7 @@
 from typing import Any, Dict, Optional
 
 import torch
-import torch.nn as nn
+from torch import nn
 from diffusers.models.attention import (
     GEGLU,
     GELU,
diff --git a/matcha/models/matcha_tts.py b/matcha/models/matcha_tts.py
index 07f95ad..4aedf99 100644
--- a/matcha/models/matcha_tts.py
+++ b/matcha/models/matcha_tts.py
@@ -4,7 +4,7 @@ import random
 
 import torch
 
-import matcha.utils.monotonic_align as monotonic_align
+from matcha.utils import monotonic_align
 from matcha import utils
 from matcha.models.baselightningmodule import BaseLightningClass
 from matcha.models.components.flow_matching import CFM