diff --git a/solutions/instances/README.md b/solutions/instances/README.md
index 8bc453c..8f24452 100644
--- a/solutions/instances/README.md
+++ b/solutions/instances/README.md
@@ -25,17 +25,17 @@ This solution supports provisioning and configuring the following infrastructure
 
 | Name | Source | Version |
 |------|--------|---------|
-| <a name="module_buckets"></a> [buckets](#module\_buckets) | terraform-ibm-modules/cos/ibm//modules/buckets | 8.19.2 |
-| <a name="module_cos"></a> [cos](#module\_cos) | terraform-ibm-modules/cos/ibm//modules/fscloud | 8.19.2 |
-| <a name="module_create_profile_attachment"></a> [create\_profile\_attachment](#module\_create\_profile\_attachment) | terraform-ibm-modules/scc/ibm//modules/attachment | 1.8.36 |
+| <a name="module_buckets"></a> [buckets](#module\_buckets) | terraform-ibm-modules/cos/ibm//modules/buckets | 8.19.3 |
+| <a name="module_cos"></a> [cos](#module\_cos) | terraform-ibm-modules/cos/ibm//modules/fscloud | 8.19.3 |
+| <a name="module_create_profile_attachment"></a> [create\_profile\_attachment](#module\_create\_profile\_attachment) | terraform-ibm-modules/scc/ibm//modules/attachment | 1.10.0 |
 | <a name="module_existing_cos_crn_parser"></a> [existing\_cos\_crn\_parser](#module\_existing\_cos\_crn\_parser) | terraform-ibm-modules/common-utilities/ibm//modules/crn-parser | 1.1.0 |
 | <a name="module_existing_en_crn_parser"></a> [existing\_en\_crn\_parser](#module\_existing\_en\_crn\_parser) | terraform-ibm-modules/common-utilities/ibm//modules/crn-parser | 1.1.0 |
 | <a name="module_existing_kms_crn_parser"></a> [existing\_kms\_crn\_parser](#module\_existing\_kms\_crn\_parser) | terraform-ibm-modules/common-utilities/ibm//modules/crn-parser | 1.1.0 |
 | <a name="module_existing_kms_key_crn_parser"></a> [existing\_kms\_key\_crn\_parser](#module\_existing\_kms\_key\_crn\_parser) | terraform-ibm-modules/common-utilities/ibm//modules/crn-parser | 1.1.0 |
 | <a name="module_existing_scc_crn_parser"></a> [existing\_scc\_crn\_parser](#module\_existing\_scc\_crn\_parser) | terraform-ibm-modules/common-utilities/ibm//modules/crn-parser | 1.1.0 |
-| <a name="module_kms"></a> [kms](#module\_kms) | terraform-ibm-modules/kms-all-inclusive/ibm | 4.19.5 |
+| <a name="module_kms"></a> [kms](#module\_kms) | terraform-ibm-modules/kms-all-inclusive/ibm | 4.19.8 |
 | <a name="module_resource_group"></a> [resource\_group](#module\_resource\_group) | terraform-ibm-modules/resource-group/ibm | 1.1.6 |
-| <a name="module_scc"></a> [scc](#module\_scc) | terraform-ibm-modules/scc/ibm | 1.9.0 |
+| <a name="module_scc"></a> [scc](#module\_scc) | terraform-ibm-modules/scc/ibm | 1.10.0 |
 | <a name="module_scc_wp"></a> [scc\_wp](#module\_scc\_wp) | terraform-ibm-modules/scc-workload-protection/ibm | 1.4.3 |
 
 ### Resources
diff --git a/solutions/instances/main.tf b/solutions/instances/main.tf
index 21d9059..17f5d35 100644
--- a/solutions/instances/main.tf
+++ b/solutions/instances/main.tf
@@ -124,7 +124,7 @@ module "kms" {
   }
   count                       = local.use_kms_module ? 1 : 0 # no need to create any KMS resources if passing an existing key or bucket, or SCC instance
   source                      = "terraform-ibm-modules/kms-all-inclusive/ibm"
-  version                     = "4.19.5"
+  version                     = "4.19.8"
   create_key_protect_instance = false
   region                      = local.kms_region
   existing_kms_instance_crn   = var.existing_kms_instance_crn
@@ -195,7 +195,7 @@ module "cos" {
   }
   count                    = var.existing_scc_cos_bucket_name == null && var.existing_scc_instance_crn == null ? 1 : 0 # no need to call COS module if consumer is passing existing SCC instance or COS bucket
   source                   = "terraform-ibm-modules/cos/ibm//modules/fscloud"
-  version                  = "8.19.2"
+  version                  = "8.19.3"
   resource_group_id        = module.resource_group.resource_group_id
   create_cos_instance      = var.existing_cos_instance_crn == null ? true : false # don't create instance if existing one passed in
   cos_instance_name        = local.cos_instance_name
@@ -214,7 +214,7 @@ module "buckets" {
   count          = local.create_cross_account_auth_policy ? 1 : 0
   depends_on     = [time_sleep.wait_for_authorization_policy[0]]
   source         = "terraform-ibm-modules/cos/ibm//modules/buckets"
-  version        = "8.19.2"
+  version        = "8.19.3"
   bucket_configs = local.bucket_config
 }
 
@@ -242,7 +242,7 @@ moved {
 module "scc" {
   source                            = "terraform-ibm-modules/scc/ibm"
   existing_scc_instance_crn         = var.existing_scc_instance_crn
-  version                           = "1.9.0"
+  version                           = "1.10.0"
   resource_group_id                 = module.resource_group.resource_group_id
   region                            = local.scc_instance_region
   instance_name                     = local.scc_instance_name
@@ -310,7 +310,7 @@ data "ibm_iam_account_settings" "iam_account_settings" {}
 
 module "create_profile_attachment" {
   source  = "terraform-ibm-modules/scc/ibm//modules/attachment"
-  version = "1.8.36"
+  version = "1.10.0"
   for_each = {
     for idx, profile_attachment in var.profile_attachments :
     profile_attachment => idx
diff --git a/tests/resources/existing-resources/instances/main.tf b/tests/resources/existing-resources/instances/main.tf
index 6a4985c..6e8ef59 100644
--- a/tests/resources/existing-resources/instances/main.tf
+++ b/tests/resources/existing-resources/instances/main.tf
@@ -16,7 +16,7 @@ module "resource_group" {
 
 module "cos" {
   source                 = "terraform-ibm-modules/cos/ibm"
-  version                = "8.19.2"
+  version                = "8.19.3"
   resource_group_id      = module.resource_group.resource_group_id
   region                 = var.region
   cos_instance_name      = "${var.prefix}-cos"
@@ -32,7 +32,7 @@ module "cos" {
 
 module "cloud_monitoring" {
   source                  = "terraform-ibm-modules/observability-instances/ibm//modules/cloud_monitoring"
-  version                 = "3.4.1"
+  version                 = "3.4.2"
   resource_group_id       = module.resource_group.resource_group_id
   region                  = var.region
   instance_name           = "${var.prefix}-mon"
@@ -46,7 +46,7 @@ module "cloud_monitoring" {
 
 module "event_notifications" {
   source            = "terraform-ibm-modules/event-notifications/ibm"
-  version           = "1.17.1"
+  version           = "1.18.5"
   resource_group_id = module.resource_group.resource_group_id
   name              = "${var.prefix}-en"
   tags              = var.resource_tags