diff --git a/langgraph/checkpoint/aiosqlite.py b/langgraph/checkpoint/aiosqlite.py
index c9a322561..35f3c209b 100644
--- a/langgraph/checkpoint/aiosqlite.py
+++ b/langgraph/checkpoint/aiosqlite.py
@@ -25,7 +25,6 @@ class AsyncSqliteSaver(BaseCheckpointSaver, AbstractAsyncContextManager):
     Args:
         conn (aiosqlite.Connection): The asynchronous SQLite database connection.
         serde (Optional[SerializerProtocol]): The serializer to use for serializing and deserializing checkpoints. Defaults to JsonPlusSerializerCompat.
-        at (Optional[CheckpointAt]): The checkpoint strategy to use. Defaults to None.
 
     Examples:
 
diff --git a/langgraph/checkpoint/memory.py b/langgraph/checkpoint/memory.py
index fb49bab58..2230d57a2 100644
--- a/langgraph/checkpoint/memory.py
+++ b/langgraph/checkpoint/memory.py
@@ -20,7 +20,6 @@ class MemorySaver(BaseCheckpointSaver):
 
     Args:
         serde (Optional[SerializerProtocol]): The serializer to use for serializing and deserializing checkpoints. Defaults to None.
-        at (Optional[CheckpointAt]): The checkpoint strategy to use. Defaults to None.
 
     Examples:
             import asyncio
diff --git a/langgraph/checkpoint/sqlite.py b/langgraph/checkpoint/sqlite.py
index bde4a5d0a..596bc2643 100644
--- a/langgraph/checkpoint/sqlite.py
+++ b/langgraph/checkpoint/sqlite.py
@@ -57,7 +57,6 @@ class SqliteSaver(BaseCheckpointSaver, AbstractContextManager):
     Args:
         conn (sqlite3.Connection): The SQLite database connection.
         serde (Optional[SerializerProtocol]): The serializer to use for serializing and deserializing checkpoints. Defaults to JsonPlusSerializerCompat.
-        at (Optional[CheckpointAt]): The checkpoint strategy to use. Defaults to None.
 
     Examples: