diff --git a/.circleci/requirements.txt b/.circleci/requirements.txt
index d657e265c..93f234ad5 100644
--- a/.circleci/requirements.txt
+++ b/.circleci/requirements.txt
@@ -6,6 +6,6 @@ importlib_metadata
 cohere
 redis
 anthropic
-orjson
+orjson==3.9.15
 pydantic==2.7.1
 google-cloud-aiplatform==1.43.0