diff --git a/requirements.txt b/requirements.txt
index 02e2123..e83c8f1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ attrs==19.3.0
 backcall==0.1.0
 bleach==3.0.2
 cachetools==4.0.0
-certifi==2019.11.28
+certifi==2022.12.7
 chardet==3.0.4
 colorama==0.4.3
 coverage==4.5.4