diff --git a/requirements.txt b/requirements.txt
index 360901a..852be51 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 anyconfig==0.9.3
 argh==0.26.2
 bitcoin==1.1.42
-certifi==2017.7.27.1
+certifi==2022.12.7
 cffi==1.10.0
 chardet==3.0.4
 click==6.7