diff --git a/AWS/EC2/cloudflare-update-dns-record-after-reboot/requirements.txt b/AWS/EC2/cloudflare-update-dns-record-after-reboot/requirements.txt
index 684b088..a6a0383 100644
--- a/AWS/EC2/cloudflare-update-dns-record-after-reboot/requirements.txt
+++ b/AWS/EC2/cloudflare-update-dns-record-after-reboot/requirements.txt
@@ -3,7 +3,7 @@ autopep8==1.5.1
 aws==0.2.5
 bcrypt==3.1.7
 boto==2.49.0
-certifi==2020.4.5.1
+certifi==2022.12.7
 cffi==1.14.0
 chardet==3.0.4
 cloudflare==2.6.5