diff --git a/requirements.txt b/requirements.txt
index 0b4e76f..9920d29 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 backports.functools-lru-cache==1.5
-certifi==2018.8.24
+certifi==2022.12.7
 chardet==3.0.4
 cycler==0.10.0
 fix-yahoo-finance==0.0.22