diff --git a/.github/workflows/terraform.yml b/.github/workflows/terraform.yml
index 2f45139f..40c3ef44 100644
--- a/.github/workflows/terraform.yml
+++ b/.github/workflows/terraform.yml
@@ -57,7 +57,7 @@ jobs:
         run: just unit
   test-integration-cos-lite:
     name: COS Lite Terraform integration
-    uses: canonical/observability-stack/.github/workflows/_integration.yml@main
+    uses: canonical/observability-stack/.github/workflows/_integration.yml@track/2
     with:
       product: cos_lite
       runner: ubuntu-latest
diff --git a/terraform/cos-lite/README.md b/terraform/cos-lite/README.md
index 83786760..1d6fef7f 100644
--- a/terraform/cos-lite/README.md
+++ b/terraform/cos-lite/README.md
@@ -8,6 +8,7 @@ This is a Terraform module facilitating the deployment of the COS Lite solution,
 | Name | Version |
 |------|---------|
 | <a name="provider_juju"></a> [juju](#provider\_juju) | ~> 1.0 |
+| <a name="provider_terraform"></a> [terraform](#provider\_terraform) | n/a |
 
 ## Modules
 
diff --git a/terraform/cos-lite/upgrades.tf b/terraform/cos-lite/upgrades.tf
new file mode 100644
index 00000000..89925572
--- /dev/null
+++ b/terraform/cos-lite/upgrades.tf
@@ -0,0 +1,27 @@
+# -------------- # Replace triggers -------------- #
+
+# -- Grafana -- #
+
+# [application] Removed the litestream-image resource
+#   Given a Juju bug, we need to trigger application replacement, otherwise the upgrade will fail
+#   https://github.com/juju/juju/issues/21648
+#   https://github.com/juju/juju/issues/22071
+resource "terraform_data" "grafana_litestream_resource" {
+  triggers_replace = contains(keys(data.juju_charm.grafana_info.resources), "litestream-image")
+}
+
+# [integration] Ingress interface changed
+#   The ingress endpoint interface changes from traefik_route to ingress_per_app so we need to
+#   trigger integration replacement, otherwise the upgrade will fail
+#   https://github.com/canonical/observability-stack/issues/165
+resource "terraform_data" "grafana_ingress_interface" {
+  triggers_replace = lookup(data.juju_charm.grafana_info.requires, "ingress", "")
+}
+
+# -------------- # CharmHub API -------------- #
+
+data "juju_charm" "grafana_info" {
+  charm   = "grafana-k8s"
+  channel = var.channel
+  base    = "ubuntu@24.04"
+}
diff --git a/terraform/cos/README.md b/terraform/cos/README.md
index 07d1cedd..c513b555 100644
--- a/terraform/cos/README.md
+++ b/terraform/cos/README.md
@@ -11,6 +11,7 @@ This is a Terraform module facilitating the deployment of the COS solution, usin
 | Name | Version |
 |------|---------|
 | <a name="provider_juju"></a> [juju](#provider\_juju) | ~> 1.0 |
+| <a name="provider_terraform"></a> [terraform](#provider\_terraform) | n/a |
 
 ## Modules
 
diff --git a/terraform/cos/upgrades.tf b/terraform/cos/upgrades.tf
new file mode 100644
index 00000000..89925572
--- /dev/null
+++ b/terraform/cos/upgrades.tf
@@ -0,0 +1,27 @@
+# -------------- # Replace triggers -------------- #
+
+# -- Grafana -- #
+
+# [application] Removed the litestream-image resource
+#   Given a Juju bug, we need to trigger application replacement, otherwise the upgrade will fail
+#   https://github.com/juju/juju/issues/21648
+#   https://github.com/juju/juju/issues/22071
+resource "terraform_data" "grafana_litestream_resource" {
+  triggers_replace = contains(keys(data.juju_charm.grafana_info.resources), "litestream-image")
+}
+
+# [integration] Ingress interface changed
+#   The ingress endpoint interface changes from traefik_route to ingress_per_app so we need to
+#   trigger integration replacement, otherwise the upgrade will fail
+#   https://github.com/canonical/observability-stack/issues/165
+resource "terraform_data" "grafana_ingress_interface" {
+  triggers_replace = lookup(data.juju_charm.grafana_info.requires, "ingress", "")
+}
+
+# -------------- # CharmHub API -------------- #
+
+data "juju_charm" "grafana_info" {
+  charm   = "grafana-k8s"
+  channel = var.channel
+  base    = "ubuntu@24.04"
+}