diff --git a/lightrag/kg/__init__.py b/lightrag/kg/__init__.py
index 4943fc1d..91d42d81 100644
--- a/lightrag/kg/__init__.py
+++ b/lightrag/kg/__init__.py
@@ -14,12 +14,12 @@ STORAGE_IMPLEMENTATIONS = {
         "implementations": [
             "NetworkXStorage",
             "Neo4JStorage",
-            "MongoGraphStorage",
-            "TiDBGraphStorage",
+            # "MongoGraphStorage",
+            # "TiDBGraphStorage",
             "AGEStorage",
             "GremlinStorage",
             "PGGraphStorage",
-            "OracleGraphStorage",
+            # "OracleGraphStorage",
         ],
         "required_methods": ["upsert_node", "upsert_edge"],
     },