diff --git a/requirements.txt b/requirements.txt
index 294066f..a823e0f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2020.11.8
+certifi==2022.12.7
 chardet==3.0.4
 cos-python-sdk-v5==1.9.0
 crcmod==1.7