diff --git a/lambda/requirements.txt b/lambda/requirements.txt
index 68b76ab..3a5bcce 100644
--- a/lambda/requirements.txt
+++ b/lambda/requirements.txt
@@ -1,6 +1,6 @@
 autocorrect==0.3.0
 backports.functools-lru-cache==1.5
-certifi==2019.6.16
+certifi==2022.12.7
 chardet==3.0.4
 cycler==0.10.0
 docutils==0.15.2