diff --git a/python/tests/integration/test_spark_job.py b/python/tests/integration/test_spark_job.py
index 6e865c97..064d5dbf 100644
--- a/python/tests/integration/test_spark_job.py
+++ b/python/tests/integration/test_spark_job.py
@@ -35,6 +35,7 @@
 HISTORY_SERVER = "history-server"
 PUSHGATEWAY = "pushgateway"
 PROMETHEUS = "prometheus"
+LOKI = "loki"
 
 
 @pytest.fixture(scope="module")
@@ -266,6 +267,34 @@ async def test_spark_metrics_in_prometheus(
         assert spark_id == spark_app_selector
 
 
+@pytest.mark.abort_on_fail
+@pytest.mark.asyncio
+async def test_spark_logforwaring_to_loki(
+    ops_test: OpsTest, registry, service_account, cos
+):
+    if not cos:
+        pytest.skip("Not possible to test without cos")
+
+    _, stdout, _ = await ops_test.juju("status")
+
+    logger.info(f"Show status: {stdout}")
+    with ops_test.model_context(COS_ALIAS) as cos_model:
+        status = await cos_model.get_status()
+        loki_address = status["applications"][LOKI]["units"][f"{LOKI}/0"]["address"]
+
+        log_gl = urllib.parse.quote('{app="spark", pebble_service="sparkd"}')
+        query = json.loads(
+            urllib.request.urlopen(
+                f"http://{loki_address}:3100/loki/api/v1/query_range?query={log_gl}"
+            ).read()
+        )
+
+        # NOTE(rgildein): This check depends on previous tests, because without the previous ones
+        #                 there will be no logs.
+        logger.info(f"query: {query}")
+        assert len(query["data"]["result"]) != 0, "no logs was found"
+
+
 @pytest.mark.abort_on_fail
 @pytest.mark.asyncio
 async def test_history_server_metrics_in_cos(ops_test: OpsTest, cos):
diff --git a/python/tests/integration/test_spark_job_azure.py b/python/tests/integration/test_spark_job_azure.py
index f8f97067..8a5ee1c1 100644
--- a/python/tests/integration/test_spark_job_azure.py
+++ b/python/tests/integration/test_spark_job_azure.py
@@ -37,6 +37,7 @@
 HISTORY_SERVER = "history-server"
 PUSHGATEWAY = "pushgateway"
 PROMETHEUS = "prometheus"
+LOKI = "loki"
 
 
 @pytest.fixture(scope="module")
@@ -263,6 +264,34 @@ async def test_job_in_prometheus(ops_test: OpsTest, registry, service_account, c
         assert spark_id == spark_app_selector
 
 
+@pytest.mark.abort_on_fail
+@pytest.mark.asyncio
+async def test_spark_logforwaring_to_loki(
+    ops_test: OpsTest, registry, service_account, cos
+):
+    if not cos:
+        pytest.skip("Not possible to test without cos")
+
+    _, stdout, _ = await ops_test.juju("status")
+
+    logger.info(f"Show status: {stdout}")
+    with ops_test.model_context(COS_ALIAS) as cos_model:
+        status = await cos_model.get_status()
+        loki_address = status["applications"][LOKI]["units"][f"{LOKI}/0"]["address"]
+
+        log_gl = urllib.parse.quote('{app="spark", pebble_service="sparkd"}')
+        query = json.loads(
+            urllib.request.urlopen(
+                f"http://{loki_address}:3100/loki/api/v1/query_range?query={log_gl}"
+            ).read()
+        )
+
+        # NOTE(rgildein): This check depends on previous tests, because without the previous ones
+        #                 there will be no logs.
+        logger.info(f"query: {query}")
+        assert len(query["data"]["result"]) != 0, "no logs was found"
+
+
 @pytest.mark.abort_on_fail
 @pytest.mark.asyncio
 async def test_history_server_metrics_in_cos(ops_test: OpsTest, cos):
diff --git a/releases/3.4/terraform/base/applications.tf b/releases/3.4/terraform/base/applications.tf
index 98469e4e..0202f96a 100644
--- a/releases/3.4/terraform/base/applications.tf
+++ b/releases/3.4/terraform/base/applications.tf
@@ -2,86 +2,75 @@
 # See LICENSE file for licensing details.
 
 resource "juju_application" "history_server" {
-  name = "history-server"
-
-  model      = var.model
+  name  = "history-server"
+  model = var.model
 
   charm {
-    name    = "spark-history-server-k8s"
-    channel = "3.4/edge"
-    revision = 30
+    name     = "spark-history-server-k8s"
+    channel  = "3.4/edge"
+    revision = 33
   }
 
   resources = {
-      spark-history-server-image = 17 # 3.4.2
+    spark-history-server-image = 17 # 3.4.2
   }
 
-  units = 1
-
+  units       = 1
   constraints = "arch=amd64"
-
 }
 
 resource "juju_application" "s3" {
-  name = "s3"
-
-  model      = var.model
+  name  = "s3"
+  model = var.model
 
   charm {
-    name    = "s3-integrator"
-    channel = "latest/edge"
+    name     = "s3-integrator"
+    channel  = "latest/edge"
     revision = 17
   }
 
   config = {
-      path = "spark-events"
-      bucket = var.s3.bucket
-      endpoint = var.s3.endpoint
+    path     = "spark-events"
+    bucket   = var.s3.bucket
+    endpoint = var.s3.endpoint
   }
 
-  units = 1
-
+  units       = 1
   constraints = "arch=amd64"
-
 }
 
 
 resource "juju_application" "kyuubi" {
-
-  name = "kyuubi"
-
-  model      = var.model
+  name  = "kyuubi"
+  model = var.model
 
   charm {
-    name    = "kyuubi-k8s"
-    channel = "latest/edge"
+    name     = "kyuubi-k8s"
+    channel  = "latest/edge"
     revision = 27
   }
 
   resources = {
-      kyuubi-image = "ghcr.io/canonical/charmed-spark-kyuubi@sha256:9268d19a6eef91914e874734b320fab64908faf0f7adb8856be809bc60ecd1d0"
+    kyuubi-image = "ghcr.io/canonical/charmed-spark-kyuubi@sha256:9268d19a6eef91914e874734b320fab64908faf0f7adb8856be809bc60ecd1d0"
   }
 
   config = {
-    namespace = var.model
+    namespace       = var.model
     service-account = var.kyuubi_user
   }
 
-  units = 3
-  trust = true
-
+  units       = 3
+  trust       = true
   constraints = "arch=amd64"
 }
 
 resource "juju_application" "zookeeper" {
-
-  name = "zookeeper"
-
-  model      = var.model
+  name  = "zookeeper"
+  model = var.model
 
   charm {
-    name    = "zookeeper-k8s"
-    channel = "3/edge"
+    name     = "zookeeper-k8s"
+    channel  = "3/edge"
     revision = 59
   }
 
@@ -89,72 +78,63 @@ resource "juju_application" "zookeeper" {
     zookeeper-image = 31
   }
 
-  units = 3
+  units       = 3
   constraints = "arch=amd64"
 }
 
 resource "juju_application" "kyuubi_users" {
-  name = "kyuubi-users"
-
-  model      = var.model
+  name  = "kyuubi-users"
+  model = var.model
 
   charm {
-    name    = "postgresql-k8s"
-    channel = "14/stable"
+    name     = "postgresql-k8s"
+    channel  = "14/stable"
     revision = 281
   }
 
   resources = {
-      postgresql-image = 159
+    postgresql-image = 159
   }
 
-  units = 1
-  trust = true
-
+  units       = 1
+  trust       = true
   constraints = "arch=amd64"
-
 }
 
 resource "juju_application" "metastore" {
-  name = "metastore"
-
-  model      = var.model
+  name  = "metastore"
+  model = var.model
 
   charm {
-    name    = "postgresql-k8s"
-    channel = "14/stable"
+    name     = "postgresql-k8s"
+    channel  = "14/stable"
     revision = 281
   }
 
   resources = {
-      postgresql-image = 159
+    postgresql-image = 159
   }
 
-  units = 1
-  trust = true
-
+  units       = 1
+  trust       = true
   constraints = "arch=amd64"
-
 }
 
 resource "juju_application" "hub" {
-  name = "integration-hub"
-
-  model      = var.model
+  name  = "integration-hub"
+  model = var.model
 
   charm {
-    name    = "spark-integration-hub-k8s"
-    channel = "latest/edge"
-    revision = 20
+    name     = "spark-integration-hub-k8s"
+    channel  = "latest/edge"
+    revision = 22
   }
 
   resources = {
-      integration-hub-image = 3
+    integration-hub-image = 3
   }
 
-  units = 1
-  trust = true
-
+  units       = 1
+  trust       = true
   constraints = "arch=amd64"
-
-}
\ No newline at end of file
+}
diff --git a/releases/3.4/terraform/cos/integrations.tf b/releases/3.4/terraform/cos/integrations.tf
index e77e081f..06dad337 100644
--- a/releases/3.4/terraform/cos/integrations.tf
+++ b/releases/3.4/terraform/cos/integrations.tf
@@ -15,66 +15,66 @@ data "juju_offer" "loki" {
 
 
 resource "juju_integration" "cos_configuration_agent" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = juju_application.cos_configuration.name
+    name     = juju_application.cos_configuration.name
     endpoint = "grafana-dashboards"
   }
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "grafana-dashboards-consumer"
   }
 }
 
 resource "juju_integration" "pushgateway_scrape_config" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = juju_application.pushgateway.name
+    name     = juju_application.pushgateway.name
     endpoint = "metrics-endpoint"
   }
 
   application {
-    name = juju_application.scrape_config.name
+    name     = juju_application.scrape_config.name
     endpoint = "configurable-scrape-jobs"
   }
 }
 
 resource "juju_integration" "scrape_config_agent" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = juju_application.scrape_config.name
+    name     = juju_application.scrape_config.name
     endpoint = "metrics-endpoint"
   }
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "metrics-endpoint"
   }
 }
 
 resource "juju_integration" "pushgateway_integration_hub" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = juju_application.pushgateway.name
+    name     = juju_application.pushgateway.name
     endpoint = "push-endpoint"
   }
 
   application {
-    name = var.integration_hub
+    name     = var.integration_hub
     endpoint = "cos"
   }
 }
 
 resource "juju_integration" "agent_grafana_dashboards" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "grafana-dashboards-provider"
   }
 
@@ -84,10 +84,10 @@ resource "juju_integration" "agent_grafana_dashboards" {
 }
 
 resource "juju_integration" "agent_prometheus" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "send-remote-write"
   }
 
@@ -97,56 +97,70 @@ resource "juju_integration" "agent_prometheus" {
 }
 
 resource "juju_integration" "history_server_agent_dashboard" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = var.history_server
+    name     = var.history_server
     endpoint = "grafana-dashboard"
   }
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "grafana-dashboards-consumer"
   }
 }
 
 resource "juju_integration" "history_server_agent_logging" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = var.history_server
+    name     = var.history_server
     endpoint = "logging"
   }
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "logging-provider"
   }
 }
 
 resource "juju_integration" "history_server_agent_metrics" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = var.history_server
+    name     = var.history_server
     endpoint = "metrics-endpoint"
   }
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "metrics-endpoint"
   }
 }
 
 resource "juju_integration" "agent_loki" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "logging-consumer"
   }
 
   application {
     offer_url = data.juju_offer.loki.url
   }
-}
\ No newline at end of file
+}
+
+resource "juju_integration" "integration_hub_logging" {
+  model = var.model
+
+  application {
+    name     = juju_application.agent.name
+    endpoint = "logging-provider"
+  }
+
+  application {
+    name     = var.integration_hub
+    endpoint = "logging"
+  }
+}
diff --git a/releases/3.4/yaml/bundle-azure-storage.yaml.j2 b/releases/3.4/yaml/bundle-azure-storage.yaml.j2
index 463d9b34..49b04027 100644
--- a/releases/3.4/yaml/bundle-azure-storage.yaml.j2
+++ b/releases/3.4/yaml/bundle-azure-storage.yaml.j2
@@ -51,7 +51,7 @@ applications:
   history-server:
     charm: spark-history-server-k8s
     channel: 3.4/edge
-    revision: 30
+    revision: 33
     resources:
       spark-history-server-image: ghcr.io/canonical/charmed-spark@sha256:75a01dfca493b5a457fc7d3258daba3e9891f0408f0097f1fd189100d5de4891 # 3.4.2
     scale: 1
@@ -59,7 +59,7 @@ applications:
   integration-hub:
     charm: spark-integration-hub-k8s
     channel: latest/edge
-    revision: 20
+    revision: 22
     resources:
       integration-hub-image: 3
     scale: 1
@@ -75,4 +75,4 @@ relations:
 - - kyuubi:auth-db
   - kyuubi-users:database
 - - kyuubi:spark-service-account
-  - integration-hub:spark-service-account
\ No newline at end of file
+  - integration-hub:spark-service-account
diff --git a/releases/3.4/yaml/bundle.yaml.j2 b/releases/3.4/yaml/bundle.yaml.j2
index ce2726f8..dce32feb 100644
--- a/releases/3.4/yaml/bundle.yaml.j2
+++ b/releases/3.4/yaml/bundle.yaml.j2
@@ -58,7 +58,7 @@ applications:
   history-server:
     charm: spark-history-server-k8s
     channel: 3.4/edge
-    revision: 30
+    revision: 33
     resources:
       spark-history-server-image: ghcr.io/canonical/charmed-spark@sha256:75a01dfca493b5a457fc7d3258daba3e9891f0408f0097f1fd189100d5de4891 # 3.4.2
     scale: 1
@@ -66,7 +66,7 @@ applications:
   integration-hub:
     charm: spark-integration-hub-k8s
     channel: latest/edge
-    revision: 20
+    revision: 22
     resources:
       integration-hub-image: 3
     scale: 1
diff --git a/releases/3.4/yaml/overlays/cos-integration.yaml.j2 b/releases/3.4/yaml/overlays/cos-integration.yaml.j2
index 1b3e5d45..c4eb2a05 100644
--- a/releases/3.4/yaml/overlays/cos-integration.yaml.j2
+++ b/releases/3.4/yaml/overlays/cos-integration.yaml.j2
@@ -86,4 +86,6 @@ relations:
 - - kyuubi:grafana-dashboard
   - agent:grafana-dashboards-consumer
 - - kyuubi:logging
-  - agent:logging-provider
\ No newline at end of file
+  - agent:logging-provider
+- - integration-hub:logging
+  - agent:logging-provider
diff --git a/releases/3.5/terraform/base/applications.tf b/releases/3.5/terraform/base/applications.tf
index be2e6abb..0a03c8ae 100644
--- a/releases/3.5/terraform/base/applications.tf
+++ b/releases/3.5/terraform/base/applications.tf
@@ -2,86 +2,75 @@
 # See LICENSE file for licensing details.
 
 resource "juju_application" "history_server" {
-  name = "history-server"
-
-  model      = var.model
+  name  = "history-server"
+  model = var.model
 
   charm {
-    name    = "spark-history-server-k8s"
-    channel = "3.4/edge"
-    revision = 30
+    name     = "spark-history-server-k8s"
+    channel  = "3.4/edge"
+    revision = 33
   }
 
   resources = {
-      spark-history-server-image = 17 # 3.4.2
+    spark-history-server-image = 17 # 3.4.2
   }
 
-  units = 1
-
+  units       = 1
   constraints = "arch=amd64"
-
 }
 
 resource "juju_application" "s3" {
-  name = "s3"
-
-  model      = var.model
+  name  = "s3"
+  model = var.model
 
   charm {
-    name    = "s3-integrator"
-    channel = "latest/edge"
+    name     = "s3-integrator"
+    channel  = "latest/edge"
     revision = 17
   }
 
   config = {
-      path = "spark-events"
-      bucket = var.s3.bucket
-      endpoint = var.s3.endpoint
+    path     = "spark-events"
+    bucket   = var.s3.bucket
+    endpoint = var.s3.endpoint
   }
 
-  units = 1
-
+  units       = 1
   constraints = "arch=amd64"
-
 }
 
 
 resource "juju_application" "kyuubi" {
-
-  name = "kyuubi"
-
-  model      = var.model
+  name  = "kyuubi"
+  model = var.model
 
   charm {
-    name    = "kyuubi-k8s"
-    channel = "latest/edge"
+    name     = "kyuubi-k8s"
+    channel  = "latest/edge"
     revision = 27
   }
 
   resources = {
-      kyuubi-image = "ghcr.io/canonical/charmed-spark-kyuubi@sha256:9268d19a6eef91914e874734b320fab64908faf0f7adb8856be809bc60ecd1d0"
+    kyuubi-image = "ghcr.io/canonical/charmed-spark-kyuubi@sha256:9268d19a6eef91914e874734b320fab64908faf0f7adb8856be809bc60ecd1d0"
   }
 
   config = {
-    namespace = var.model
+    namespace       = var.model
     service-account = var.kyuubi_user
   }
 
-  units = 3
-  trust = true
-
+  units       = 3
+  trust       = true
   constraints = "arch=amd64"
 }
 
 resource "juju_application" "zookeeper" {
-
-  name = "zookeeper"
-
-  model      = var.model
+  name  = "zookeeper"
+  model = var.model
 
   charm {
-    name    = "zookeeper-k8s"
-    channel = "3/edge"
+    name     = "zookeeper-k8s"
+    channel  = "3/edge"
     revision = 59
   }
 
@@ -89,73 +78,64 @@ resource "juju_application" "zookeeper" {
     zookeeper-image = 31
   }
 
-  units = 3
+  units       = 3
   constraints = "arch=amd64"
 }
 
 
 resource "juju_application" "kyuubi_users" {
-  name = "kyuubi-users"
-
-  model      = var.model
+  name  = "kyuubi-users"
+  model = var.model
 
   charm {
-    name    = "postgresql-k8s"
-    channel = "14/stable"
+    name     = "postgresql-k8s"
+    channel  = "14/stable"
     revision = 281
   }
 
   resources = {
-      postgresql-image = 159
+    postgresql-image = 159
   }
 
-  units = 1
-  trust = true
-
+  units       = 1
+  trust       = true
   constraints = "arch=amd64"
-
 }
 
 resource "juju_application" "metastore" {
-  name = "metastore"
-
-  model      = var.model
+  name  = "metastore"
+  model = var.model
 
   charm {
-    name    = "postgresql-k8s"
-    channel = "14/stable"
+    name     = "postgresql-k8s"
+    channel  = "14/stable"
     revision = 281
   }
 
   resources = {
-      postgresql-image = 159
+    postgresql-image = 159
   }
 
-  units = 1
-  trust = true
-
+  units       = 1
+  trust       = true
   constraints = "arch=amd64"
-
 }
 
 resource "juju_application" "hub" {
-  name = "integration-hub"
-
-  model      = var.model
+  name  = "integration-hub"
+  model = var.model
 
   charm {
-    name    = "spark-integration-hub-k8s"
-    channel = "latest/edge"
-    revision = 20
+    name     = "spark-integration-hub-k8s"
+    channel  = "latest/edge"
+    revision = 22
   }
 
   resources = {
-      integration-hub-image = 3
+    integration-hub-image = 3
   }
 
-  units = 1
-  trust = true
-
+  units       = 1
+  trust       = true
   constraints = "arch=amd64"
-
-}
\ No newline at end of file
+}
diff --git a/releases/3.5/terraform/cos/integrations.tf b/releases/3.5/terraform/cos/integrations.tf
index e77e081f..06dad337 100644
--- a/releases/3.5/terraform/cos/integrations.tf
+++ b/releases/3.5/terraform/cos/integrations.tf
@@ -15,66 +15,66 @@ data "juju_offer" "loki" {
 
 
 resource "juju_integration" "cos_configuration_agent" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = juju_application.cos_configuration.name
+    name     = juju_application.cos_configuration.name
     endpoint = "grafana-dashboards"
   }
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "grafana-dashboards-consumer"
   }
 }
 
 resource "juju_integration" "pushgateway_scrape_config" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = juju_application.pushgateway.name
+    name     = juju_application.pushgateway.name
     endpoint = "metrics-endpoint"
   }
 
   application {
-    name = juju_application.scrape_config.name
+    name     = juju_application.scrape_config.name
     endpoint = "configurable-scrape-jobs"
   }
 }
 
 resource "juju_integration" "scrape_config_agent" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = juju_application.scrape_config.name
+    name     = juju_application.scrape_config.name
     endpoint = "metrics-endpoint"
   }
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "metrics-endpoint"
   }
 }
 
 resource "juju_integration" "pushgateway_integration_hub" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = juju_application.pushgateway.name
+    name     = juju_application.pushgateway.name
     endpoint = "push-endpoint"
   }
 
   application {
-    name = var.integration_hub
+    name     = var.integration_hub
     endpoint = "cos"
   }
 }
 
 resource "juju_integration" "agent_grafana_dashboards" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "grafana-dashboards-provider"
   }
 
@@ -84,10 +84,10 @@ resource "juju_integration" "agent_grafana_dashboards" {
 }
 
 resource "juju_integration" "agent_prometheus" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "send-remote-write"
   }
 
@@ -97,56 +97,70 @@ resource "juju_integration" "agent_prometheus" {
 }
 
 resource "juju_integration" "history_server_agent_dashboard" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = var.history_server
+    name     = var.history_server
     endpoint = "grafana-dashboard"
   }
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "grafana-dashboards-consumer"
   }
 }
 
 resource "juju_integration" "history_server_agent_logging" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = var.history_server
+    name     = var.history_server
     endpoint = "logging"
   }
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "logging-provider"
   }
 }
 
 resource "juju_integration" "history_server_agent_metrics" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = var.history_server
+    name     = var.history_server
     endpoint = "metrics-endpoint"
   }
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "metrics-endpoint"
   }
 }
 
 resource "juju_integration" "agent_loki" {
-  model      = var.model
+  model = var.model
 
   application {
-    name = juju_application.agent.name
+    name     = juju_application.agent.name
     endpoint = "logging-consumer"
   }
 
   application {
     offer_url = data.juju_offer.loki.url
   }
-}
\ No newline at end of file
+}
+
+resource "juju_integration" "integration_hub_logging" {
+  model = var.model
+
+  application {
+    name     = juju_application.agent.name
+    endpoint = "logging-provider"
+  }
+
+  application {
+    name     = var.integration_hub
+    endpoint = "logging"
+  }
+}
diff --git a/releases/3.5/yaml/bundle-azure-storage.yaml.j2 b/releases/3.5/yaml/bundle-azure-storage.yaml.j2
index 4d30fa2c..ad418fbb 100644
--- a/releases/3.5/yaml/bundle-azure-storage.yaml.j2
+++ b/releases/3.5/yaml/bundle-azure-storage.yaml.j2
@@ -51,7 +51,7 @@ applications:
   history-server:
     charm: spark-history-server-k8s
     channel: 3.4/edge
-    revision: 30
+    revision: 33
     resources:
       spark-history-server-image: ghcr.io/canonical/charmed-spark@sha256:75a01dfca493b5a457fc7d3258daba3e9891f0408f0097f1fd189100d5de4891 # 3.4.2
     scale: 1
@@ -59,7 +59,7 @@ applications:
   integration-hub:
     charm: spark-integration-hub-k8s
     channel: latest/edge
-    revision: 20
+    revision: 22
     resources:
       integration-hub-image: 3
     scale: 1
@@ -75,4 +75,4 @@ relations:
 - - kyuubi:auth-db
   - kyuubi-users:database
 - - kyuubi:spark-service-account
-  - integration-hub:spark-service-account
\ No newline at end of file
+  - integration-hub:spark-service-account
diff --git a/releases/3.5/yaml/bundle.yaml.j2 b/releases/3.5/yaml/bundle.yaml.j2
index 59eaf5b1..b5dca1ce 100644
--- a/releases/3.5/yaml/bundle.yaml.j2
+++ b/releases/3.5/yaml/bundle.yaml.j2
@@ -58,7 +58,7 @@ applications:
   history-server:
     charm: spark-history-server-k8s
     channel: 3.4/edge
-    revision: 30
+    revision: 33
     resources:
       # We use 3.4.2 here because we don't have metrics added in version 3.5.1 of the rock image
       spark-history-server-image: ghcr.io/canonical/charmed-spark@sha256:75a01dfca493b5a457fc7d3258daba3e9891f0408f0097f1fd189100d5de4891 # 3.4.2
@@ -67,7 +67,7 @@ applications:
   integration-hub:
     charm: spark-integration-hub-k8s
     channel: latest/edge
-    revision: 20
+    revision: 22
     resources:
       integration-hub-image: 3
     scale: 1
@@ -87,4 +87,4 @@ relations:
 - - kyuubi:spark-service-account
   - integration-hub:spark-service-account
 - - kyuubi:zookeeper
-  - zookeeper:zookeeper
\ No newline at end of file
+  - zookeeper:zookeeper
diff --git a/releases/3.5/yaml/overlays/cos-integration.yaml.j2 b/releases/3.5/yaml/overlays/cos-integration.yaml.j2
index ce10d8dd..adf27a97 100644
--- a/releases/3.5/yaml/overlays/cos-integration.yaml.j2
+++ b/releases/3.5/yaml/overlays/cos-integration.yaml.j2
@@ -86,4 +86,6 @@ relations:
 - - kyuubi:grafana-dashboard
   - agent:grafana-dashboards-consumer
 - - kyuubi:logging
-  - agent:logging-provider
\ No newline at end of file
+  - agent:logging-provider
+- - integration-hub:logging
+  - agent:logging-provider