diff --git a/CCORE/requirements.txt b/CCORE/requirements.txt
index 994307f..8b6a5a8 100644
--- a/CCORE/requirements.txt
+++ b/CCORE/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2018.11.29
+certifi==2022.12.7
 cftime==1.0.3.4
 chardet==3.0.4
 idna==2.8