diff --git a/backend/app/utils/config_file_utils.py b/backend/app/utils/config_file_utils.py
deleted file mode 100644
index 5559904..0000000
--- a/backend/app/utils/config_file_utils.py
+++ /dev/null
@@ -1,21 +0,0 @@
-"""Utilities re-exported from config_file_service for cross-module usage."""
-
-from __future__ import annotations
-
-from pathlib import Path
-
-from app.services.config_file_service import (
-    _build_inactive_jail,
-    _get_active_jail_names,
-    _ordered_config_files,
-    _parse_jails_sync,
-    _validate_jail_config_sync,
-)
-
-__all__ = [
-    "_ordered_config_files",
-    "_parse_jails_sync",
-    "_build_inactive_jail",
-    "_get_active_jail_names",
-    "_validate_jail_config_sync",
-]
diff --git a/backend/app/utils/jail_utils.py b/backend/app/utils/jail_utils.py
deleted file mode 100644
index 23bb13d..0000000
--- a/backend/app/utils/jail_utils.py
+++ /dev/null
@@ -1,20 +0,0 @@
-"""Jail helpers to decouple service layer dependencies."""
-
-from __future__ import annotations
-
-from collections.abc import Sequence
-
-from app.services.jail_service import reload_all
-
-
-async def reload_jails(
-    socket_path: str,
-    include_jails: Sequence[str] | None = None,
-    exclude_jails: Sequence[str] | None = None,
-) -> None:
-    """Reload fail2ban jails using shared jail service helper."""
-    await reload_all(
-        socket_path,
-        include_jails=list(include_jails) if include_jails is not None else None,
-        exclude_jails=list(exclude_jails) if exclude_jails is not None else None,
-    )
diff --git a/backend/app/utils/log_utils.py b/backend/app/utils/log_utils.py
deleted file mode 100644
index 54a6892..0000000
--- a/backend/app/utils/log_utils.py
+++ /dev/null
@@ -1,14 +0,0 @@
-"""Log-related helpers to avoid direct service-to-service imports."""
-
-from __future__ import annotations
-
-from app.models.config import LogPreviewRequest, LogPreviewResponse, RegexTestRequest, RegexTestResponse
-from app.services.log_service import preview_log as _preview_log, test_regex as _test_regex
-
-
-async def preview_log(req: LogPreviewRequest) -> LogPreviewResponse:
-    return await _preview_log(req)
-
-
-def test_regex(req: RegexTestRequest) -> RegexTestResponse:
-    return _test_regex(req)