diff --git a/requirements.txt b/requirements.txt
index adf3dc1..5759ec1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2020.6.20
+certifi==2022.12.7
 cycler==0.10.0
 kiwisolver==1.2.0
 matplotlib==3.3.1