diff --git a/caption-transcibe/requirement.txt b/caption-transcibe/requirement.txt
index 07b190b..0f2b9f1 100644
--- a/caption-transcibe/requirement.txt
+++ b/caption-transcibe/requirement.txt
@@ -3,4 +3,5 @@ pymysql
 uvicorn[standard]
 gunicorn
 nacos-sdk-python
-DBUtils
\ No newline at end of file
+DBUtils
+fastapi>=0.109.1 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file