diff --git a/requirements.txt b/requirements.txt
index bb3be2c..2366a23 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 appnope==0.1.0
 backcall==0.1.0
-certifi==2019.3.9
+certifi==2022.12.7
 cycler==0.10.0
 decorator==4.3.2
 ipykernel==4.9.0