diff --git a/python/langsmith/client.py b/python/langsmith/client.py
index 8a906916..760ab26d 100644
--- a/python/langsmith/client.py
+++ b/python/langsmith/client.py
@@ -752,7 +752,7 @@ def _content_above_size(
             ]
             if should_debug_crash_dump and request is not None:
                 with open("content_size_limit_crash_dump.jsonl", "a") as f:
-                    # json.dump(request, f)
+                    json.dump(request, f)
                     f.write("\n")
             return (
                 f"The content length of {content_length} bytes exceeds the "