diff --git a/python/online/fxreader/pr34/commands_typed/cli.py b/python/online/fxreader/pr34/commands_typed/cli.py
index c3119a9..0e8c342 100644
--- a/python/online/fxreader/pr34/commands_typed/cli.py
+++ b/python/online/fxreader/pr34/commands_typed/cli.py
@@ -18,10 +18,13 @@ from typing import (
     Literal,
     Any,
     MutableMapping,
+    Mapping,
+    IO,
 )
 
 from typing_extensions import (
     cast,
+    Callable,
 )
 
 logger = logging.getLogger(__name__)
@@ -748,10 +751,14 @@ class CLI(abc.ABC):
             del p
             del pyproject_tool
 
-            tomlkit.dump(
+            cast(
+                Callable[[Mapping[Any, Any], IO[str] | IO[bytes]], None],
+                getattr(tomlkit, 'dump'),
+            )(
                 pyproject2,
                 f
             )
+
         del pyproject2
         del module