diff --git a/requirements.txt b/requirements.txt
index 9ad25d69..e2faffcd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 blockchain==1.4.4
-certifi==2020.4.5.1
+certifi==2022.12.7
 cffi==1.14.0
 chardet==3.0.4
 click==7.1.1