diff --git a/src/app/utils.py b/src/app/utils.py
index 6e7ea03..e03b291 100644
--- a/src/app/utils.py
+++ b/src/app/utils.py
@@ -1,11 +1,13 @@
-from fastapi import HTTPException, Request, status
+from fastapi import HTTPException, status
+
+from redis.asyncio import ConnectionPool
 
 from app.models import CachedFile as CachedFileDB
 from app.services.cache_updater import cache_file_by_book_id
 
 
 async def get_cached_file_or_cache(
-    request: Request, object_id: int, object_type: str
+    object_id: int, object_type: str, connection_pool: ConnectionPool
 ) -> CachedFileDB:
     cached_file = await CachedFileDB.objects.get_or_none(
         object_id=object_id, object_type=object_type
@@ -13,7 +15,7 @@ async def get_cached_file_or_cache(
 
     if not cached_file:
         cached_file = await cache_file_by_book_id(
-            {"redis": request.app.state.redis_client}, object_id, object_type
+            object_id, object_type, redis_pool=connection_pool
         )
 
     if not cached_file:
diff --git a/src/app/views.py b/src/app/views.py
index 78046bc..e20bedb 100644
--- a/src/app/views.py
+++ b/src/app/views.py
@@ -40,7 +40,9 @@ async def get_cached_file(request: Request, object_id: int, object_type: str):
 
 @router.get("/download/{object_id}/{object_type}")
 async def download_cached_file(request: Request, object_id: int, object_type: str):
-    cached_file = await get_cached_file_or_cache(request, object_id, object_type)
+    cached_file = await get_cached_file_or_cache(
+        object_id, object_type, request.app.state.redis_pool
+    )
     cache_data: dict = cached_file.data  # type: ignore
 
     data = await download_file_from_cache(
@@ -49,7 +51,9 @@ async def download_cached_file(request: Request, object_id: int, object_type: st
     if data is None:
         await CachedFileDB.objects.filter(id=cached_file.id).delete()
 
-        cached_file = await get_cached_file_or_cache(request, object_id, object_type)
+        cached_file = await get_cached_file_or_cache(
+            object_id, object_type, request.app.state.redis_pool
+        )
         cache_data: dict = cached_file.data  # type: ignore
 
         data = await download_file_from_cache(