diff --git a/requirements.txt b/requirements.txt
index daabba8..13b9991 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 atari-py==0.1.7
-certifi==2018.11.29
+certifi==2022.12.7
 chardet==3.0.4
 cycler==0.10.0
 Cython==0.29.2