diff --git a/rendercanvas/_loop.py b/rendercanvas/_loop.py
index ff856ec..96e90a0 100644
--- a/rendercanvas/_loop.py
+++ b/rendercanvas/_loop.py
@@ -13,7 +13,7 @@
 from .utils import asyncadapter
 
 if TYPE_CHECKING:
-    from typing import Any, Callable, Coroutine, List
+    from typing import Any, Callable, Coroutine
     from base import BaseRenderCanvas
 
     CallbackFunction = Callable[[], Any]
@@ -83,7 +83,7 @@ def _unregister_canvas_group(self, canvas_group):
         # A CanvasGroup will call this when it selects a different loop.
         self.__canvas_groups.discard(canvas_group)
 
-    def get_canvases(self) -> List[BaseRenderCanvas]:
+    def get_canvases(self) -> list[BaseRenderCanvas]:
         """Get a list of currently active (not-closed) canvases."""
         canvases = []
         for canvas_group in self.__canvas_groups:
diff --git a/rendercanvas/base.py b/rendercanvas/base.py
index cd24160..c3b7971 100644
--- a/rendercanvas/base.py
+++ b/rendercanvas/base.py
@@ -21,7 +21,7 @@
 from ._coreutils import logger, log_exception
 
 if TYPE_CHECKING:
-    from typing import Callable, List, Literal, Optional, Tuple
+    from typing import Callable, Literal, Optional
 
     EventHandlerFunction = Callable[[dict], None]
     DrawFunction = Callable[[], None]
@@ -74,7 +74,7 @@ def get_loop(self) -> BaseLoop | None:
         """Get the currently associated loop (can be None for canvases that don't run a scheduler)."""
         return self._loop
 
-    def get_canvases(self) -> List[BaseRenderCanvas]:
+    def get_canvases(self) -> list[BaseRenderCanvas]:
         """Get a list of currently active (not-closed) canvases for this group."""
         return [canvas for canvas in self._canvases if not canvas.get_closed()]
 
@@ -123,7 +123,7 @@ def select_loop(cls, loop: BaseLoop) -> None:
     def __init__(
         self,
         *args,
-        size: Tuple[float, float] | None = (640, 480),
+        size: tuple[float, float] | None = (640, 480),
         title: str | None = "$backend",
         update_mode: UpdateModeEnum = "ondemand",
         min_fps: float = 0.0,
@@ -221,7 +221,7 @@ def __del__(self):
 
     _canvas_context = None  # set in get_context()
 
-    def get_physical_size(self) -> Tuple[int, int]:
+    def get_physical_size(self) -> tuple[int, int]:
         """Get the physical size of the canvas in integer pixels."""
         return self.__size_info["physical_size"]
 
@@ -566,7 +566,7 @@ def _draw_frame_and_present(self):
 
     # %% Primary canvas management methods
 
-    def get_logical_size(self) -> Tuple[float, float]:
+    def get_logical_size(self) -> tuple[float, float]:
         """Get the logical size (width, height) of the canvas in float pixels.
 
         The logical size can be smaller than the physical size, e.g. on HiDPI
@@ -802,10 +802,10 @@ def request_draw(self, draw_function: Optional[DrawFunction] = None) -> None:
     def force_draw(self) -> None:
         self._subwidget.force_draw()
 
-    def get_physical_size(self) -> Tuple[int, int]:
+    def get_physical_size(self) -> tuple[int, int]:
         return self._subwidget.get_physical_size()
 
-    def get_logical_size(self) -> Tuple[float, float]:
+    def get_logical_size(self) -> tuple[float, float]:
         return self._subwidget.get_logical_size()
 
     def get_pixel_ratio(self) -> float: