diff --git a/code/aws/lambda-function/sqs-sns_example/requirements.txt b/code/aws/lambda-function/sqs-sns_example/requirements.txt
index d64b20f..874bbe6 100644
--- a/code/aws/lambda-function/sqs-sns_example/requirements.txt
+++ b/code/aws/lambda-function/sqs-sns_example/requirements.txt
@@ -1,6 +1,6 @@
 boto3==1.4.4
 botocore==1.5.62
-certifi==2022.12.7
+certifi==2023.7.22
 chardet==3.0.4
 click==6.6
 docutils==0.12