diff --git a/requirements.txt b/requirements.txt
index 4fbefbb..7a6f0ca 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ appdirs==1.4.3
 atomicwrites==1.3.0
 attrs==19.3.0
 black==19.10b0
-certifi==2019.9.11
+certifi==2022.12.7
 chardet==3.0.4
 click==7.1.1
 coverage==4.5.4