diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index c86daaf..e07b0f0
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ boto==2.48.0
 boto3==1.4.8
 botocore==1.8.12
 bz2file==0.98
-certifi==2017.11.5
+certifi==2022.12.7
 chardet==3.0.4
 decorator==4.1.2
 docutils==0.14