diff --git a/lightrag/api/docs/LightRagWithPostGRESQL.md b/lightrag/api/docs/LightRagWithPostGRESQL.md
index f9d6a06b..5804a369 100644
--- a/lightrag/api/docs/LightRagWithPostGRESQL.md
+++ b/lightrag/api/docs/LightRagWithPostGRESQL.md
@@ -141,7 +141,7 @@ Start the LightRAG server using specified options:
 lightrag-server --port 9621 --key sk-somepassword --kv-storage PGKVStorage --graph-storage PGGraphStorage --vector-storage PGVectorStorage --doc-status-storage PGDocStatusStorage
 ```
 
-Replace `the-port-number` with your desired port number (default is 9621) and `your-secret-key` with a secure key.
+Replace the `port` number with your desired port number (default is 9621) and `your-secret-key` with a secure key.
 
 ## Conclusion
 
diff --git a/lightrag/lightrag.py b/lightrag/lightrag.py
index a8b11549..9fe13f97 100644
--- a/lightrag/lightrag.py
+++ b/lightrag/lightrag.py
@@ -553,6 +553,7 @@ class LightRAG:
         Args:
             input: Single document string or list of document strings
             split_by_character: if split_by_character is not None, split the string by character, if chunk longer than
+            chunk_token_size, it will be split again by token size.
             split_by_character_only: if split_by_character_only is True, split the string by character only, when
             split_by_character is None, this parameter is ignored.
             ids: single string of the document ID or list of unique document IDs, if not provided, MD5 hash IDs will be generated
@@ -574,6 +575,7 @@ class LightRAG:
         Args:
             input: Single document string or list of document strings
             split_by_character: if split_by_character is not None, split the string by character, if chunk longer than
+            chunk_token_size, it will be split again by token size.
             split_by_character_only: if split_by_character_only is True, split the string by character only, when
             split_by_character is None, this parameter is ignored.
             ids: list of unique document IDs, if not provided, MD5 hash IDs will be generated