diff --git a/src/openai/_legacy_response.py b/src/openai/_legacy_response.py
index cfabaa2fc2..ebb759316d 100644
--- a/src/openai/_legacy_response.py
+++ b/src/openai/_legacy_response.py
@@ -418,7 +418,7 @@ def iter_text(self, chunk_size: int | None = None) -> Iterator[str]:
         return self.response.iter_text(chunk_size)
 
     def iter_lines(self) -> Iterator[str]:
-        return self.response.iter_lines()
+        yield from self.response.iter_lines()
 
     def iter_raw(self, chunk_size: int | None = None) -> Iterator[bytes]:
         return self.response.iter_raw(chunk_size)