diff --git a/dev-requirements.txt b/dev-requirements.txt
index 53c41d90..7a7e2e80 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -2,7 +2,7 @@ numpy==2.2.4
 scikit-learn==1.6.1
 scipy>=0.19.1
 uvicorn==0.38.0
-fastapi==0.121.1
+fastapi==0.121.3
 requests==2.32.5
 websockets==15.0.1
 pydantic==2.12.4