diff --git a/requirements.txt b/requirements.txt
index f5b34c0..b3b70ff 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 atomicwrites==1.3.0
 attrs==19.1.0
-certifi==2019.6.16
+certifi==2022.12.7
 chardet==3.0.4
 coreapi==2.3.3
 coreschema==0.0.4