diff --git a/requirements.txt b/requirements.txt
index 20b8aaf..8188c4b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2018.4.16
+certifi==2022.12.7
 networkx==2.1
 pandas==0.23.0
 praw==5.4.0