diff --git a/services/dynamic-scheduler/src/simcore_service_dynamic_scheduler/core/settings.py b/services/dynamic-scheduler/src/simcore_service_dynamic_scheduler/core/settings.py
index d1471052a9f..f0d5ddba5f3 100644
--- a/services/dynamic-scheduler/src/simcore_service_dynamic_scheduler/core/settings.py
+++ b/services/dynamic-scheduler/src/simcore_service_dynamic_scheduler/core/settings.py
@@ -1,6 +1,6 @@
 import datetime
 
-from pydantic import AliasChoices, Field, TypeAdapter, field_validator
+from pydantic import AliasChoices, ConfigDict, Field, TypeAdapter, field_validator
 from servicelib.logging_utils_filtering import LoggerName, MessageSubstring
 from settings_library.application import BaseApplicationSettings
 from settings_library.basic_types import LogLevel, VersionTag
@@ -32,19 +32,27 @@ class _BaseApplicationSettings(BaseApplicationSettings, MixinLoggingSettings):
     DYNAMIC_SCHEDULER_LOG_FORMAT_LOCAL_DEV_ENABLED: bool = Field(
         default=False,
         validation_alias=AliasChoices(
-            "DYNAMIC_SCHEDULER_LOG_FORMAT_LOCAL_DEV_ENABLED",
             "LOG_FORMAT_LOCAL_DEV_ENABLED",
+            "DYNAMIC_SCHEDULER_LOG_FORMAT_LOCAL_DEV_ENABLED",
+        ),
+        description=(
+            "Enables local development log format. WARNING: make sure it "
+            "is disabled if you want to have structured logs!"
         ),
-        description="Enables local development log format. WARNING: make sure it is disabled if you want to have structured logs!",
     )
     DYNAMIC_SCHEDULER_LOG_FILTER_MAPPING: dict[
         LoggerName, list[MessageSubstring]
     ] = Field(
         default_factory=dict,
         validation_alias=AliasChoices(
-            "DYNAMIC_SCHEDULER_LOG_FILTER_MAPPING", "LOG_FILTER_MAPPING"
+            "LOG_FILTER_MAPPING",
+            "DYNAMIC_SCHEDULER_LOG_FILTER_MAPPING",
+        ),
+        description=(
+            "is a dictionary that maps specific loggers "
+            "(such as 'uvicorn.access' or 'gunicorn.access') to a list "
+            "of log message patterns that should be filtered out."
         ),
-        description="is a dictionary that maps specific loggers (such as 'uvicorn.access' or 'gunicorn.access') to a list of log message patterns that should be filtered out.",
     )
 
     DYNAMIC_SCHEDULER_STOP_SERVICE_TIMEOUT: datetime.timedelta = Field(
@@ -60,6 +68,8 @@ class _BaseApplicationSettings(BaseApplicationSettings, MixinLoggingSettings):
     def _validate_log_level(cls, value: str) -> str:
         return cls.validate_log_level(value)
 
+    model_config = ConfigDict(extra="allow")
+
 
 class ApplicationSettings(_BaseApplicationSettings):
     """Web app's environment variables