diff --git a/python/pyproject.toml b/python/pyproject.toml
index e52a91734..449db0692 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -159,6 +159,7 @@ exclude = [".test", ".venv*"]
 packages = ["langsmith"]
 
 [tool.ruff]
+exclude = ["langsmith_api"]
 lint.select = [
   "E",    # pycodestyle
   "F",    # pyflakes