diff --git a/infrastructure/modules/deploy_lambda/main.tf b/infrastructure/modules/deploy_lambda/main.tf
index 64f014c3..7abe8f71 100644
--- a/infrastructure/modules/deploy_lambda/main.tf
+++ b/infrastructure/modules/deploy_lambda/main.tf
@@ -1,6 +1,6 @@
 module "content_cache_hydrator_lambda_function" {
   source  = "terraform-aws-modules/lambda/aws"
-  version = "~> 8.1.2"
+  version = "~> 8.5.0"
 
   function_name         = "${var.prefix}-content-cache-hydrator"
   description           = "Content cache hydrator lambda"
diff --git a/infrastructure/modules/deploy_monitoring/sns.tf b/infrastructure/modules/deploy_monitoring/sns.tf
index d6fe9ddc..8ed8a26d 100644
--- a/infrastructure/modules/deploy_monitoring/sns.tf
+++ b/infrastructure/modules/deploy_monitoring/sns.tf
@@ -1,6 +1,6 @@
 module "sns" {
   source  = "terraform-aws-modules/sns/aws"
-  version = "~> 7.0.0"
+  version = "~> 7.1.0"
 
   name         = "${var.prefix}-cloudwatch-alarms"
   display_name = "VitA Cloudwatch Alarms"
@@ -13,7 +13,7 @@ module "sns" {
 
 module "sns_global" {
   source  = "terraform-aws-modules/sns/aws"
-  version = "~> 7.0.0"
+  version = "~> 7.1.0"
   providers = {
     aws = aws.global
   }
diff --git a/infrastructure/modules/deploy_splunk/lambda.tf b/infrastructure/modules/deploy_splunk/lambda.tf
index 14ad2948..dc931ba0 100644
--- a/infrastructure/modules/deploy_splunk/lambda.tf
+++ b/infrastructure/modules/deploy_splunk/lambda.tf
@@ -1,6 +1,6 @@
 module "firehose_transformer_lambda_function" {
   source  = "terraform-aws-modules/lambda/aws"
-  version = "~> 8.1.2"
+  version = "~> 8.5.0"
 
   function_name = "${var.prefix}-firehose-transformer"
   description   = "Firehose Lambda transformer for sending formatted logs to splunk"
diff --git a/infrastructure/modules/deploy_splunk/s3.tf b/infrastructure/modules/deploy_splunk/s3.tf
index 53b8e6b6..267a9511 100644
--- a/infrastructure/modules/deploy_splunk/s3.tf
+++ b/infrastructure/modules/deploy_splunk/s3.tf
@@ -1,6 +1,6 @@
 module "failed_firehose_delivery_logs_s3_bucket" {
   source  = "terraform-aws-modules/s3-bucket/aws"
-  version = "~> 5.9.1"
+  version = "~> 5.10.0"
 
   bucket                           = "${var.prefix}-firehose-delivery-failures"
   force_destroy                    = false