diff --git a/ncloud_sne_ncp/requirements.txt b/ncloud_sne_ncp/requirements.txt
index 469e798..39278b1 100644
--- a/ncloud_sne_ncp/requirements.txt
+++ b/ncloud_sne_ncp/requirements.txt
@@ -1,7 +1,7 @@
 aniso8601==9.0.1
 attrs==21.2.0
 bcrypt==3.2.0
-certifi==2021.5.30
+certifi==2022.12.7
 cffi==1.14.5
 chardet==4.0.0
 click==7.1.2