diff --git a/examples/boft_controlnet/utils/pipeline_controlnet.py b/examples/boft_controlnet/utils/pipeline_controlnet.py
index d4f5f35ed8..a6a69520af 100644
--- a/examples/boft_controlnet/utils/pipeline_controlnet.py
+++ b/examples/boft_controlnet/utils/pipeline_controlnet.py
@@ -12,8 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from collections.abc import Callable
 from dataclasses import dataclass
-from typing import Any, Callable, Optional, Union
+from typing import Any, Optional, Union
 
 import numpy as np
 import PIL.Image
diff --git a/pyproject.toml b/pyproject.toml
index 76c7294107..1e8d3ebfd0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,10 +1,10 @@
 [tool.black]
 # Only used by `hf-doc-builder´.
 line-length = 119
-target-version = ['py38']
+target-version = ['py310']
 
 [tool.ruff]
-target-version = "py39"
+target-version = "py310"
 line-length = 119
 extend-exclude = ["*.ipynb"]
 
diff --git a/src/peft/optimizers/lorafa.py b/src/peft/optimizers/lorafa.py
index 61e331ed10..4d3d648435 100644
--- a/src/peft/optimizers/lorafa.py
+++ b/src/peft/optimizers/lorafa.py
@@ -19,8 +19,7 @@
 from __future__ import annotations
 
 import math
-from collections.abc import Iterable
-from typing import Callable
+from collections.abc import Callable, Iterable
 
 import torch
 import torch.nn as nn
diff --git a/src/peft/tuners/lora/corda.py b/src/peft/tuners/lora/corda.py
index d9eba35eb8..32420487fc 100644
--- a/src/peft/tuners/lora/corda.py
+++ b/src/peft/tuners/lora/corda.py
@@ -16,8 +16,8 @@
 # Reference paper: https://huggingface.co/papers/2406.05223
 
 import os
-from collections.abc import Iterable
-from typing import Any, Callable, Optional
+from collections.abc import Callable, Iterable
+from typing import Any, Optional
 
 import torch
 import torch.nn as nn
diff --git a/src/peft/tuners/waveft/waverec2d.py b/src/peft/tuners/waveft/waverec2d.py
index e05f5dc547..907049787a 100644
--- a/src/peft/tuners/waveft/waverec2d.py
+++ b/src/peft/tuners/waveft/waverec2d.py
@@ -11,11 +11,11 @@
 
 from collections.abc import Callable, Sequence
 from functools import partial
-from typing import Any, NamedTuple, Protocol, Union, cast, overload
+from typing import Any, NamedTuple, Protocol, TypeAlias, Union, cast, overload
 
 import numpy as np
 import torch
-from typing_extensions import TypeAlias, Unpack
+from typing_extensions import Unpack
 
 from .wavelet import Wavelet as minimal_wavelet
 
diff --git a/src/peft/tuners/xlora/layer.py b/src/peft/tuners/xlora/layer.py
index d9fabd75b2..c3be6bcb5c 100644
--- a/src/peft/tuners/xlora/layer.py
+++ b/src/peft/tuners/xlora/layer.py
@@ -13,7 +13,8 @@
 # limitations under the License.
 from __future__ import annotations
 
-from typing import Any, Callable, Optional
+from collections.abc import Callable
+from typing import Any, Optional
 
 import torch
 import torch.nn as nn
diff --git a/src/peft/utils/loftq_utils.py b/src/peft/utils/loftq_utils.py
index a5b19b4467..ce502e167b 100644
--- a/src/peft/utils/loftq_utils.py
+++ b/src/peft/utils/loftq_utils.py
@@ -19,7 +19,8 @@
 
 import logging
 import os
-from typing import Callable, Optional, Union
+from collections.abc import Callable
+from typing import Optional, Union
 
 import torch
 from accelerate.utils.memory import clear_device_cache