diff --git a/requirements.txt b/requirements.txt
index 6e424d5..9830a45 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2019.6.16
+certifi==2022.12.7
 chardet==3.0.4
 geographiclib==1.49
 geopy==1.19.0