diff --git a/terraform/modules/cos/main.tf b/terraform/modules/cos/main.tf
index 4336d00..67b0265 100644
--- a/terraform/modules/cos/main.tf
+++ b/terraform/modules/cos/main.tf
@@ -40,7 +40,8 @@ module "ssc" {
 }
 
 module "tempo" {
-  source                  = "git::https://github.com/canonical/observability//terraform/modules/tempo"
+  # TODO: remove ref before merging
+  source                  = "git::https://github.com/canonical/observability//terraform/modules/tempo?ref=TAP-158"
   model_name              = var.model_name
   channel                 = var.channel
   compactor_units         = var.tempo_compactor_units
@@ -288,6 +289,20 @@ resource "juju_integration" "grafana_catalogue" {
   }
 }
 
+resource "juju_integration" "tempo_catalogue" {
+  model = var.model_name
+
+  application {
+    name     = module.catalogue.app_name
+    endpoint = module.catalogue.endpoints.catalogue
+  }
+
+  application {
+    name     = module.tempo.app_names.tempo_coordinator
+    endpoint = module.tempo.endpoints.catalogue
+  }
+}
+
 # Provided by Traefik
 
 resource "juju_integration" "catalogue_ingress" {
@@ -332,6 +347,20 @@ resource "juju_integration" "loki_ingress" {
   }
 }
 
+resource "juju_integration" "tempo_ingress" {
+  model = var.model_name
+
+  application {
+    name     = module.traefik.app_name
+    endpoint = module.traefik.endpoints.traefik_route
+  }
+
+  application {
+    name     = module.tempo.app_names.tempo_coordinator
+    endpoint = module.tempo.endpoints.ingress
+  }
+}
+
 # Grafana agent
 
 resource "juju_integration" "agent_loki_metrics" {
diff --git a/terraform/modules/tempo/outputs.tf b/terraform/modules/tempo/outputs.tf
index 66e0ebe..464eca7 100644
--- a/terraform/modules/tempo/outputs.tf
+++ b/terraform/modules/tempo/outputs.tf
@@ -16,10 +16,12 @@ output "app_names" {
 output "endpoints" {
   value = {
     # Requires
-    logging           = "logging",
-    ingress           = "ingress",
-    certificates      = "certificates",
-    send-remote-write = "send-remote-write",
+    logging            = "logging",
+    ingress            = "ingress",
+    certificates       = "certificates",
+    send-remote-write  = "send-remote-write",
+    receive_datasource = "receive-datasource"
+    catalogue          = "catalogue",
 
     # Provides
     tempo_cluster     = "tempo-cluster"