diff --git a/src/openai/types/responses/response_output_text.py b/src/openai/types/responses/response_output_text.py
index aa97b629f0..2a99afaadd 100644
--- a/src/openai/types/responses/response_output_text.py
+++ b/src/openai/types/responses/response_output_text.py
@@ -26,7 +26,7 @@ class AnnotationFileCitation(BaseModel):
     """The filename of the file cited."""
 
     index: int
-    """The index of the file in the list of files."""
+    """The index at which to insert the file citation in the message text (zero-based character index)."""
 
     type: Literal["file_citation"]
     """The type of the file citation. Always `file_citation`."""
@@ -74,7 +74,7 @@ class AnnotationFilePath(BaseModel):
     """The ID of the file."""
 
     index: int
-    """The index of the file in the list of files."""
+    """The index at which to insert the file path annotation in the message text (zero-based character index)."""
 
     type: Literal["file_path"]
     """The type of the file path. Always `file_path`."""