diff --git a/requirements.txt b/requirements.txt
index 9ae00f1..7e9fb60 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2019.11.28
+certifi==2022.12.7
 cycler==0.10.0
 Cython==0.29.15
 decorator==4.1.2