diff --git a/requirements.txt b/requirements.txt
index b90116e..f48e817 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 aniso8601==4.0.1
 atomicwrites==1.2.1
 attrs==18.2.0
-certifi==2018.11.29
+certifi==2022.12.7
 chardet==3.0.4
 Click==7.0
 coverage==4.5.2