diff --git a/requirements.txt b/requirements.txt
index 6fe11c4..5e2ff2f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ appnope==0.1.0
 asn1crypto==0.24.0
 backcall==0.1.0
 beautifulsoup4==4.8.0
-certifi==2019.6.16
+certifi==2022.12.7
 cffi==1.12.3
 chardet==3.0.4
 coverage==4.5.4