diff --git a/cover/requirements.txt b/cover/requirements.txt
index 1a01ec3..ddaa8a9 100644
--- a/cover/requirements.txt
+++ b/cover/requirements.txt
@@ -3,7 +3,7 @@ attrs==18.2.0
 backcall==0.1.0
 bleach==3.0.2
 cachetools==2.1.0
-certifi==2018.10.15
+certifi==2022.12.7
 chardet==3.0.4
 common==0.1.2
 confusable-homoglyphs==3.2.0