diff --git a/requirements.txt b/requirements.txt
index 3ed1574..decc1f1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ base58==0.2.5
 billiard==3.5.0.3
 blockhub-slackbot==0.0.5
 celery==4.1.0
-certifi==2018.1.18
+certifi==2022.12.7
 cffi==1.11.5
 chardet==3.0.4
 constantly==15.1.0