diff --git a/dlt/destinations/impl/filesystem/configuration.py b/dlt/destinations/impl/filesystem/configuration.py
index 1a5c9f7a81..06940fbf15 100644
--- a/dlt/destinations/impl/filesystem/configuration.py
+++ b/dlt/destinations/impl/filesystem/configuration.py
@@ -1,6 +1,6 @@
 import dataclasses
 
-from typing import Any, Callable, Dict, Final, Type, Optional, Union
+from typing import Callable, Dict, Final, Type, Optional, Union
 
 from dlt.common.configuration import configspec, resolve_type
 from dlt.common.destination.reference import (
@@ -32,7 +32,7 @@ class FilesystemDestinationClientConfiguration(  # type: ignore[misc]
     )
     current_datetime: Optional[Union[DateTime, TCurrentDatetimeCallback]] = None
     datetime_format: Optional[TDatetimeFormat] = None
-    extra_params: Optional[Dict[str, Union[str, TLayoutParamCallback]]] = None
+    extra_placeholders: Optional[Dict[str, Union[str, TLayoutParamCallback]]] = None
 
     @resolve_type("credentials")
     def resolve_credentials_type(self) -> Type[CredentialsConfiguration]:
@@ -40,32 +40,3 @@ def resolve_credentials_type(self) -> Type[CredentialsConfiguration]:
         return (
             self.PROTOCOL_CREDENTIALS.get(self.protocol) or Optional[CredentialsConfiguration]  # type: ignore[return-value]
         )
-
-    def on_resolved(self) -> None:
-        """Resolve configuration for filesystem destination
-
-        The following three variables will override the ones from configuration
-        if supplied via `filesystem(...)` constructor, additionally
-        when provided `extra_params` will be merged with the values from configuration
-        however provided values will always override config.toml.
-
-            * current_datetime,
-            * datetime_format,
-            * extra_params
-        """
-        if current_datetime := self.kwargs.get("current_datetime"):
-            self.current_datetime = current_datetime
-
-        datetime_format = self.kwargs.get("datetime_format", self.datetime_format)
-        if datetime_format is not None:
-            self.datetime_format = datetime_format
-
-        extra_params_arg: Dict[str, Any] = self.kwargs.get("extra_params", {})
-        if not self.extra_params and extra_params_arg:
-            self.extra_params = {}
-
-        if extra_params_arg:
-            for key, val in extra_params_arg.items():
-                self.extra_params[key] = val
-
-        super().on_resolved()
diff --git a/dlt/destinations/impl/filesystem/layout.py b/dlt/destinations/impl/filesystem/layout.py
index 3a5fb14255..6a0e14fa10 100644
--- a/dlt/destinations/impl/filesystem/layout.py
+++ b/dlt/destinations/impl/filesystem/layout.py
@@ -105,8 +105,8 @@ def params(self) -> Optional[Dict[str, Any]]:
 
         # For each callable extra parameter
         # otherwise take it's value
-        if self.config.extra_params:
-            for key, value in self.config.extra_params.items():
+        if self.config.extra_placeholders:
+            for key, value in self.config.extra_placeholders.items():
                 if callable(value):
                     self._params[key] = value(
                         self.schema_name,