diff --git a/mne_lsl/lsl/stream_info.pyi b/mne_lsl/lsl/stream_info.pyi
index c2dfba18e..a87b80ebd 100644
--- a/mne_lsl/lsl/stream_info.pyi
+++ b/mne_lsl/lsl/stream_info.pyi
@@ -3,7 +3,7 @@ from typing import Any
 from _typeshed import Incomplete
 from mne import Info, Projection
 from mne.io._digitization import DigPoint
-from numpy.typing import DTypeLike as DTypeLike
+from numpy.typing import DTypeLike
 
 from .._typing import ScalarIntArray as ScalarIntArray
 from ..utils._checks import check_type as check_type
@@ -279,7 +279,7 @@ class _BaseStreamInfo:
             :class:`~mne.Info` containing the measurement information.
         """
 
-    def set_channel_names(self, ch_names: list[str] | tuple[str]) -> None:
+    def set_channel_names(self, ch_names: list[str] | tuple[str, ...]) -> None:
         """Set the channel names in the description. Existing labels are overwritten.
 
         Parameters
@@ -288,7 +288,7 @@ class _BaseStreamInfo:
             List of channel names, matching the number of total channels.
         """
 
-    def set_channel_types(self, ch_types: str | list[str]) -> None:
+    def set_channel_types(self, ch_types: str | list[str] | tuple[str, ...]) -> None:
         """Set the channel types in the description. Existing types are overwritten.
 
         The types are given as human readable strings, e.g. ``'eeg'``.
@@ -301,7 +301,14 @@ class _BaseStreamInfo:
         """
 
     def set_channel_units(
-        self, ch_units: str | list[str] | int | list[int] | ScalarIntArray
+        self,
+        ch_units: str
+        | list[str]
+        | int
+        | list[int]
+        | ScalarIntArray
+        | tuple[str, ...]
+        | tuple[int, ...],
     ) -> None:
         """Set the channel units in the description. Existing units are overwritten.
 
@@ -323,7 +330,9 @@ class _BaseStreamInfo:
         ``FIFF_UNITM_NONE`` in MNE-Python.
         """
 
-    def _set_channel_info(self, ch_infos: list[str], name: str) -> None:
+    def _set_channel_info(
+        self, ch_infos: list[str] | tuple[str, ...], name: str
+    ) -> None:
         """Set the 'channel/name' element in the XML tree."""
 
     def _set_channel_projectors(self, projs: list[Projection]) -> None:
diff --git a/mne_lsl/lsl/stream_inlet.pyi b/mne_lsl/lsl/stream_inlet.pyi
index 7e02df567..fa535a418 100644
--- a/mne_lsl/lsl/stream_inlet.pyi
+++ b/mne_lsl/lsl/stream_inlet.pyi
@@ -1,8 +1,8 @@
-from collections.abc import Sequence as Sequence
+from collections.abc import Sequence
 
 import numpy as np
 from _typeshed import Incomplete
-from numpy.typing import DTypeLike as DTypeLike
+from numpy.typing import DTypeLike
 from numpy.typing import NDArray as NDArray
 
 from .._typing import ScalarArray as ScalarArray
diff --git a/mne_lsl/lsl/stream_outlet.pyi b/mne_lsl/lsl/stream_outlet.pyi
index fa34fdf1e..38d17d389 100644
--- a/mne_lsl/lsl/stream_outlet.pyi
+++ b/mne_lsl/lsl/stream_outlet.pyi
@@ -1,5 +1,5 @@
 from _typeshed import Incomplete
-from numpy.typing import DTypeLike as DTypeLike
+from numpy.typing import DTypeLike
 
 from .._typing import ScalarArray as ScalarArray
 from .._typing import ScalarFloatArray as ScalarFloatArray
diff --git a/mne_lsl/player/_base.pyi b/mne_lsl/player/_base.pyi
index 69a08c64c..af8905989 100644
--- a/mne_lsl/player/_base.pyi
+++ b/mne_lsl/player/_base.pyi
@@ -1,6 +1,6 @@
 from abc import ABC, abstractmethod
 from collections.abc import Callable
-from datetime import datetime as datetime
+from datetime import datetime
 from pathlib import Path
 from typing import Any
 
diff --git a/mne_lsl/player/player_lsl.pyi b/mne_lsl/player/player_lsl.pyi
index b02c8f506..85a84e1a3 100644
--- a/mne_lsl/player/player_lsl.pyi
+++ b/mne_lsl/player/player_lsl.pyi
@@ -1,5 +1,5 @@
 from collections.abc import Callable
-from pathlib import Path as Path
+from pathlib import Path
 
 from _typeshed import Incomplete
 from mne import Annotations
diff --git a/mne_lsl/stream/base.pyi b/mne_lsl/stream/base.pyi
index 81fb15dda..e0f877a28 100644
--- a/mne_lsl/stream/base.pyi
+++ b/mne_lsl/stream/base.pyi
@@ -1,15 +1,15 @@
 from abc import ABC, abstractmethod
 from collections.abc import Callable, Generator
-from datetime import datetime as datetime
+from datetime import datetime
 from typing import Any
 
 import numpy as np
 from _typeshed import Incomplete
 from mne import Info
-from mne.channels import DigMontage as DigMontage
+from mne.channels import DigMontage
 from mne.channels.channels import SetChannelsMixin
 from mne.io.meas_info import ContainsMixin
-from numpy.typing import DTypeLike as DTypeLike
+from numpy.typing import DTypeLike
 from numpy.typing import NDArray as NDArray
 
 from .._typing import ScalarArray as ScalarArray
@@ -92,7 +92,7 @@ class BaseStream(ABC, ContainsMixin, SetChannelsMixin):
 
     def add_reference_channels(
         self,
-        ref_channels: str | list[str] | tuple[str],
+        ref_channels: str | list[str] | tuple[str, ...],
         ref_units: str | int | list[str | int] | tuple[str | int, ...] | None = None,
     ) -> BaseStream:
         """Add EEG reference channels to data that consists of all zeros.
@@ -378,7 +378,7 @@ class BaseStream(ABC, ContainsMixin, SetChannelsMixin):
         self,
         winsize: float | None = None,
         picks: str | list[str] | int | list[int] | ScalarIntArray | None = None,
-        exclude: str | list[str] | tuple[str] = "bads",
+        exclude: str | list[str] | tuple[str, ...] = "bads",
     ) -> tuple[ScalarArray, NDArray[np.float64]]:
         """Retrieve the latest data from the buffer.
 
@@ -648,8 +648,8 @@ class BaseStream(ABC, ContainsMixin, SetChannelsMixin):
 
     def set_eeg_reference(
         self,
-        ref_channels: str | list[str] | tuple[str],
-        ch_type: str | list[str] | tuple[str] = "eeg",
+        ref_channels: str | list[str] | tuple[str, ...],
+        ch_type: str | list[str] | tuple[str, ...] = "eeg",
     ) -> BaseStream:
         """Specify which reference to use for EEG-like data.
 
@@ -679,7 +679,7 @@ class BaseStream(ABC, ContainsMixin, SetChannelsMixin):
         """
 
     def set_meas_date(
-        self, meas_date: datetime | float | tuple[float] | None
+        self, meas_date: datetime | float | tuple[float, float] | None
     ) -> BaseStream:
         """Set the measurement start date.
 
diff --git a/mne_lsl/stream/epochs.pyi b/mne_lsl/stream/epochs.pyi
index 9fa4f245e..c96d61f52 100644
--- a/mne_lsl/stream/epochs.pyi
+++ b/mne_lsl/stream/epochs.pyi
@@ -264,7 +264,7 @@ class EpochsStream:
         self,
         n_epochs: int | None = None,
         picks: str | list[str] | int | list[int] | ScalarIntArray | None = None,
-        exclude: str | list[str] | tuple[str] = "bads",
+        exclude: str | list[str] | tuple[str, ...] = "bads",
     ) -> ScalarArray:
         """Retrieve the latest epochs from the buffer.
 
diff --git a/mne_lsl/stream/stream_lsl.pyi b/mne_lsl/stream/stream_lsl.pyi
index dc37e4655..4498e8e08 100644
--- a/mne_lsl/stream/stream_lsl.pyi
+++ b/mne_lsl/stream/stream_lsl.pyi
@@ -1,4 +1,4 @@
-from collections.abc import Sequence as Sequence
+from collections.abc import Sequence
 
 from _typeshed import Incomplete
 
diff --git a/mne_lsl/utils/_imports.pyi b/mne_lsl/utils/_imports.pyi
index ec6c4339b..4d2d65e67 100644
--- a/mne_lsl/utils/_imports.pyi
+++ b/mne_lsl/utils/_imports.pyi
@@ -1,4 +1,4 @@
-from types import ModuleType as ModuleType
+from types import ModuleType
 
 _INSTALL_MAPPING: dict[str, str]
 
@@ -23,7 +23,7 @@ def import_optional_dependency(
 
     Returns
     -------
-    module : Optional[ModuleType]
+    module : Module | None
         The imported module when found.
         None is returned when the package is not found and raise_error is False.
     """
diff --git a/mne_lsl/utils/_tests.pyi b/mne_lsl/utils/_tests.pyi
index aa5f5c754..844c9a70a 100644
--- a/mne_lsl/utils/_tests.pyi
+++ b/mne_lsl/utils/_tests.pyi
@@ -1,4 +1,4 @@
-from pathlib import Path as Path
+from pathlib import Path
 
 from mne import Info
 from mne.io import BaseRaw