diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index 8a882f1..8a6f060 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -48,6 +48,7 @@ jobs:
         with:
           stainless_api_key: ${{ secrets.STAINLESS_API_KEY }}
           org: ${{ env.STAINLESS_ORG }}
+          guess_config: false
           project: ${{ env.STAINLESS_PROJECT }}
           oas_path: ${{ env.OAS_PATH }}
           fail_on: ${{ env.FAIL_ON }}