diff --git a/lightrag/kg/oracle_impl.py b/lightrag/kg/oracle_impl.py
index de61a2ca..35983ad3 100644
--- a/lightrag/kg/oracle_impl.py
+++ b/lightrag/kg/oracle_impl.py
@@ -44,7 +44,7 @@ class OracleDB:
         self.increment = 1
         logger.info(f"Using the label {self.workspace} for Oracle Graph as identifier")
         if self.user is None or self.password is None:
-            raise ValueError("Missing database user or password in addon_params")
+            raise ValueError("Missing database user or password")
 
         try:
             oracledb.defaults.fetch_lobs = False
diff --git a/lightrag/kg/postgres_impl.py b/lightrag/kg/postgres_impl.py
index ababc05f..52370821 100644
--- a/lightrag/kg/postgres_impl.py
+++ b/lightrag/kg/postgres_impl.py
@@ -55,7 +55,7 @@ class PostgreSQLDB:
 
         if self.user is None or self.password is None or self.database is None:
             raise ValueError(
-                "Missing database user, password, or database in addon_params"
+                "Missing database user, password, or database"
             )
 
     async def initdb(self):