diff --git a/src/backend/base/langflow/services/cache/factory.py b/src/backend/base/langflow/services/cache/factory.py
index bca362e16..638d5ff73 100644
--- a/src/backend/base/langflow/services/cache/factory.py
+++ b/src/backend/base/langflow/services/cache/factory.py
@@ -18,7 +18,7 @@ class CacheServiceFactory(ServiceFactory):
 
         if settings_service.settings.cache_type == "redis":
             logger.debug("Creating Redis cache")
-            redis_cache = RedisCache(
+            redis_cache: RedisCache = RedisCache(
                 host=settings_service.settings.redis_host,
                 port=settings_service.settings.redis_port,
                 db=settings_service.settings.redis_db,