diff --git a/requirements.txt b/requirements.txt
index 044abb4..c866689 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ backports-abc==0.4
 backports.shutil-get-terminal-size==1.0.0
 backports.ssl-match-hostname==3.5.0.1
 boltons==16.5.0
-certifi==2016.2.28
+certifi==2022.12.7
 configparser==3.5.0
 cycler==0.10.0
 Cython==0.24.1