diff --git a/proxy_scraper_checker/__main__.py b/proxy_scraper_checker/__main__.py
index 75299a9..2c13bf4 100644
--- a/proxy_scraper_checker/__main__.py
+++ b/proxy_scraper_checker/__main__.py
@@ -8,9 +8,9 @@ _logs_listener = logs.configure()
 import asyncio
 import logging
 import sys
+from pathlib import Path
 from typing import TYPE_CHECKING
 
-import aiofiles
 import rich
 from aiohttp import ClientSession, TCPConnector
 from rich.progress import BarColumn, MofNCompleteColumn, Progress, TextColumn
@@ -78,12 +78,6 @@ def get_async_run() -> Callable[[Coroutine[Any, Any, T]], T]:
     return asyncio.run
 
 
-async def read_config(file: str, /) -> dict[str, Any]:
-    async with aiofiles.open(file, "rb") as f:
-        content = await f.read()
-    return tomllib.loads(utils.bytes_decode(content))
-
-
 def get_summary_table(
     *, before: Mapping[ProxyType, int], after: Mapping[ProxyType, int]
 ) -> Table:
@@ -102,8 +96,12 @@ def get_summary_table(
 
 
 async def main() -> None:
-    cfg = await read_config("config.toml")
-    if cfg["debug"]:
+    config = tomllib.loads(
+        utils.bytes_decode(
+            await asyncio.to_thread(Path("config.toml").read_bytes)
+        )
+    )
+    if config["debug"]:
         logging.root.setLevel(logging.DEBUG)
     should_save = False
     try:
@@ -114,7 +112,7 @@ async def main() -> None:
             raise_for_status=True,
             fallback_charset_resolver=http.fallback_charset_resolver,
         ) as session:
-            settings = await Settings.from_mapping(cfg, session=session)
+            settings = await Settings.from_mapping(config, session=session)
             storage = ProxyStorage(protocols=settings.sources)
             with Progress(
                 TextColumn("[yellow]{task.fields[module]}"),
diff --git a/proxy_scraper_checker/geodb.py b/proxy_scraper_checker/geodb.py
index 5bcfaf4..c99a4a5 100644
--- a/proxy_scraper_checker/geodb.py
+++ b/proxy_scraper_checker/geodb.py
@@ -27,8 +27,7 @@ async def _read_etag() -> str | None:
         await asyncio.to_thread(
             fs.add_permission, GEODB_ETAG_PATH, stat.S_IRUSR
         )
-        async with aiofiles.open(GEODB_ETAG_PATH, "rb") as etag_file:
-            content = await etag_file.read()
+        content = await asyncio.to_thread(GEODB_ETAG_PATH.read_bytes)
     except FileNotFoundError:
         return None
     return bytes_decode(content)
@@ -42,10 +41,7 @@ async def _save_etag(etag: str, /) -> None:
     await asyncio.to_thread(
         fs.add_permission, GEODB_ETAG_PATH, stat.S_IWUSR, missing_ok=True
     )
-    async with aiofiles.open(
-        GEODB_ETAG_PATH, "w", encoding="utf-8"
-    ) as etag_file:
-        await etag_file.write(etag)
+    await asyncio.to_thread(GEODB_ETAG_PATH.write_text, etag, encoding="utf-8")
 
 
 async def _save_geodb(
diff --git a/proxy_scraper_checker/scraper.py b/proxy_scraper_checker/scraper.py
index 7fd04b0..314143e 100644
--- a/proxy_scraper_checker/scraper.py
+++ b/proxy_scraper_checker/scraper.py
@@ -3,9 +3,9 @@ from __future__ import annotations
 import asyncio
 import itertools
 import logging
+from pathlib import Path
 from typing import TYPE_CHECKING
 
-import aiofiles
 from aiohttp import ClientResponseError, ClientTimeout
 from aiohttp_socks import ProxyType
 
@@ -42,8 +42,7 @@ async def scrape_one(
                 content = await response.read()
             text = get_response_text(response=response, content=content)
         else:
-            async with aiofiles.open(source, "rb") as f:
-                content = await f.read()
+            content = await asyncio.to_thread(Path(source).read_bytes)
             text = bytes_decode(content)
     except ClientResponseError as e:
         _logger.warning(