diff --git a/.circleci/config.yml b/.circleci/config.yml
index 33559dfdff..afcf10d3e6 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -700,6 +700,7 @@ jobs:
             pip install "pytest-cov==5.0.0"
             pip install "pytest-asyncio==0.21.1"
             pip install "respx==0.21.1"
+            pip install "pydantic==2.7.2"
             pip install "mcp==1.4.1"
       # Run pytest and generate JUnit XML report
       - run: