diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index ba183764f61496..a803b093a8a6bf 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -37,7 +37,7 @@ on:
         type: boolean
 
 env:
-  CACHE_VERSION: 11-c1
+  CACHE_VERSION: 11-c2
   UV_CACHE_VERSION: 1
   MYPY_CACHE_VERSION: 9
   PYTEST_RUNTIME_CACHE_VERSION: 1
@@ -533,6 +533,7 @@ jobs:
           python -m script.gen_requirements_all ci
           uv pip install -r requirements_all_pytest.txt -r requirements_test.txt
           uv pip install --force-reinstall --no-deps beautifulsoup4@git+https://github.com/cdce8p/beautifulsoup@master
+          uv pip install --force-reinstall --no-deps pydantic@git+https://github.com/cdce8p/pydantic.git@adjust-stacklevel
           uv pip install -e . --config-settings editable_mode=compat
       - name: Dump pip freeze
         run: |