diff --git a/requirements.txt b/requirements.txt
index ce721da..2780085 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ atomicwrites==1.3.0
 attrs==19.1.0
 backports.ssl-match-hostname==3.7.0.1
 cachetools==3.1.1
-certifi==2019.6.16
+certifi==2022.12.7
 cffi==1.12.3
 chardet==3.0.4
 crcmod==1.7