diff --git a/examples/basic/main.tf b/examples/basic/main.tf
index d44ea2a..6faf433 100644
--- a/examples/basic/main.tf
+++ b/examples/basic/main.tf
@@ -7,7 +7,7 @@ module "resource_group" {
 
 module "cos" {
   source                 = "terraform-ibm-modules/cos/ibm"
-  version                = "8.15.12"
+  version                = "8.15.13"
   cos_instance_name      = "${var.prefix}-cos"
   kms_encryption_enabled = false
   retention_enabled      = false
diff --git a/examples/complete/main.tf b/examples/complete/main.tf
index 277eb13..78fcb87 100644
--- a/examples/complete/main.tf
+++ b/examples/complete/main.tf
@@ -16,7 +16,7 @@ module "resource_group" {
 module "cos" {
   count                  = var.existing_scc_instance_crn == null ? 1 : 0
   source                 = "terraform-ibm-modules/cos/ibm"
-  version                = "8.15.12"
+  version                = "8.15.13"
   cos_instance_name      = "${var.prefix}-cos"
   kms_encryption_enabled = false
   retention_enabled      = false
@@ -30,7 +30,7 @@ module "cos" {
 
 module "event_notification" {
   source            = "terraform-ibm-modules/event-notifications/ibm"
-  version           = "1.15.5"
+  version           = "1.15.6"
   resource_group_id = module.resource_group.resource_group_id
   name              = "${var.prefix}-en"
   tags              = var.resource_tags
diff --git a/tests/existing-resources/main.tf b/tests/existing-resources/main.tf
index 545c389..8cf572b 100644
--- a/tests/existing-resources/main.tf
+++ b/tests/existing-resources/main.tf
@@ -7,7 +7,7 @@ module "resource_group" {
 
 module "cos" {
   source                 = "terraform-ibm-modules/cos/ibm"
-  version                = "8.15.12"
+  version                = "8.15.13"
   cos_instance_name      = "${var.prefix}-cos"
   kms_encryption_enabled = false
   retention_enabled      = false