diff --git a/crawler/types.py b/crawler/types.py
index f6d745d..affd148 100644
--- a/crawler/types.py
+++ b/crawler/types.py
@@ -1,4 +1,6 @@
 from dataclasses import dataclass
+from typing import Literal
+
 from crawler.utils.classes import DataclassBase
 
 @dataclass(init=False)
@@ -7,7 +9,7 @@ class City(DataclassBase):
     city: str
     region_id: int | None
     region_name: str | None
-    is_byapt: 1 | 0
+    is_byapt: Literal[1, 0]
 
 @dataclass(init=False)
 class Proxy(DataclassBase):
diff --git a/main.py b/main.py
index c941467..8277b1c 100644
--- a/main.py
+++ b/main.py
@@ -17,6 +17,7 @@ async def get_crawler_data():
     crawler = CrawlerAPI()
     cities = await crawler.get_cities()
     proxies = await crawler.get_proxies()
+    await crawler.close()
     return cities, proxies
 
 def filter_cities(config, cities: list[City]) -> list[City]:
@@ -29,16 +30,19 @@ def filter_cities(config, cities: list[City]) -> list[City]:
 
     return cities
 
+def parse_city(city: City):
+    CityParser(city, proxies).parse()
+
 @logger.catch
-def main(cities: list[City], proxies: list[Proxy]):
+def main(cities: list[City]):
     config = configparser.ConfigParser()
     config.read("config.ini")
     
     cities = filter_cities(config, cities)
     quantity = config['parser']['cities_quantity'] or len(cities)
     
-    with multiprocessing.Pool(processes=quantity) as pool: #type: ignore
-        results = pool.map(lambda city: CityParser(city, proxies).parse(), cities)
+    with multiprocessing.Pool(processes=int(quantity)) as pool: #type: ignore
+        results = pool.map(parse_city, cities)
 
     with open("results.json", "w") as f:
         json.dump(results, f, cls=DataclassJSONEncoder, ensure_ascii=False, indent=4)
@@ -47,4 +51,4 @@ if __name__ == "__main__":
     logger.add(sys.stderr, level="DEBUG", backtrace=True, enqueue=True) #type: ignore
     
     cities, proxies = asyncio.run(get_crawler_data())
-    main(cities, proxies)
\ No newline at end of file
+    main(cities)
\ No newline at end of file