diff --git a/lightrag/api/lightrag_server.py b/lightrag/api/lightrag_server.py
index e7411883..42a45daa 100644
--- a/lightrag/api/lightrag_server.py
+++ b/lightrag/api/lightrag_server.py
@@ -317,12 +317,6 @@ def create_app(args):
             },
             enable_llm_cache_for_entity_extract=args.enable_llm_cache_for_extract,
             enable_llm_cache=args.enable_llm_cache,
-            embedding_cache_config={
-                "enabled": True,
-                "similarity_threshold": 0.95,
-                "use_llm_check": False,
-            },
-            # namespace_prefix=args.namespace_prefix,
             auto_manage_storages_states=False,
             max_parallel_insert=args.max_parallel_insert,
             addon_params={"language": args.summary_language},
@@ -349,12 +343,6 @@ def create_app(args):
             },
             enable_llm_cache_for_entity_extract=args.enable_llm_cache_for_extract,
             enable_llm_cache=args.enable_llm_cache,
-            embedding_cache_config={
-                "enabled": True,
-                "similarity_threshold": 0.95,
-                "use_llm_check": False,
-            },
-            # namespace_prefix=args.namespace_prefix,
             auto_manage_storages_states=False,
             max_parallel_insert=args.max_parallel_insert,
             addon_params={"language": args.summary_language},
diff --git a/lightrag/utils.py b/lightrag/utils.py
index c486f602..c689d148 100644
--- a/lightrag/utils.py
+++ b/lightrag/utils.py
@@ -730,6 +730,7 @@ async def handle_cache(
         if not hashing_kv.global_config.get("enable_llm_cache"):
             return None, None, None, None
 
+        # TODO: deprecated (PostgreSQL cache not implemented yet)
         # Get embedding cache configuration
         embedding_cache_config = hashing_kv.global_config.get(
             "embedding_cache_config",