diff --git a/adv_transformer/requirements.txt b/adv_transformer/requirements.txt
index 0f7fb6c..fc06ab4 100644
--- a/adv_transformer/requirements.txt
+++ b/adv_transformer/requirements.txt
@@ -12,7 +12,7 @@ botocore==1.17.4
 bs4==0.0.1
 cachetools==4.1.0
 catalogue==1.0.0
-certifi==2020.4.5.2
+certifi==2023.7.22
 chardet==3.0.4
 click==7.1.2
 cycler==0.10.0