diff --git a/requirements.txt b/requirements.txt
index eb5972c..a1eef13 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ asn1crypto==1.2.0
 astor==0.8.1
 attrs==19.3.0
 cachetools==4.0.0
-certifi==2019.11.28
+certifi==2022.12.7
 cffi==1.13.2
 chardet==3.0.4
 conda==4.8.0