diff --git a/tests/integration/relations/pgbouncer_provider/test_pgbouncer_provider.py b/tests/integration/relations/pgbouncer_provider/test_pgbouncer_provider.py
index 327db0924..dc014f83a 100644
--- a/tests/integration/relations/pgbouncer_provider/test_pgbouncer_provider.py
+++ b/tests/integration/relations/pgbouncer_provider/test_pgbouncer_provider.py
@@ -73,6 +73,7 @@ async def test_database_relation_with_charm_libraries(ops_test: OpsTest, pgb_cha
             application_name=PGB,
             num_units=2,
             series=CHARM_SERIES,
+            trust=True,
         ),
         ops_test.model.deploy(
             PG,
diff --git a/tests/integration/relations/test_backend_database.py b/tests/integration/relations/test_backend_database.py
index 584c781e7..b9420a195 100644
--- a/tests/integration/relations/test_backend_database.py
+++ b/tests/integration/relations/test_backend_database.py
@@ -52,6 +52,7 @@ async def test_relate_pgbouncer_to_postgres(ops_test: OpsTest, pgb_charm):
                 resources=resources,
                 application_name=PGB,
                 series=CHARM_SERIES,
+                trust=True,
             ),
             # Edge 5 is the new postgres charm
             ops_test.model.deploy(PG, channel="14/edge", trust=True, num_units=3),
diff --git a/tests/integration/relations/test_db.py b/tests/integration/relations/test_db.py
index ac96bc9c3..116dfd9e9 100644
--- a/tests/integration/relations/test_db.py
+++ b/tests/integration/relations/test_db.py
@@ -49,6 +49,7 @@ async def test_create_db_legacy_relation(ops_test: OpsTest, pgb_charm):
                 application_name=PGB,
                 num_units=3,
                 series=CHARM_SERIES,
+                trust=True,
             ),
             ops_test.model.deploy(PG, num_units=3, trust=True, channel="14/edge"),
             ops_test.model.deploy("finos-waltz-k8s", application_name=FINOS_WALTZ, channel="edge"),
diff --git a/tests/integration/relations/test_db_admin.py b/tests/integration/relations/test_db_admin.py
index 2dd95d611..0ad58374c 100644
--- a/tests/integration/relations/test_db_admin.py
+++ b/tests/integration/relations/test_db_admin.py
@@ -43,6 +43,7 @@ async def test_create_db_admin_legacy_relation(ops_test: OpsTest, pgb_charm):
                 resources=resources,
                 application_name=PGB,
                 series=CHARM_SERIES,
+                trust=True,
             ),
             ops_test.model.deploy(PG, trust=True, num_units=3, channel="14/edge"),
             ops_test.model.deploy(
diff --git a/tests/integration/relations/test_peers.py b/tests/integration/relations/test_peers.py
index bcc3ffbe3..04fad8570 100644
--- a/tests/integration/relations/test_peers.py
+++ b/tests/integration/relations/test_peers.py
@@ -34,7 +34,12 @@ async def test_deploy_at_scale(ops_test, pgb_charm):
     }
     async with ops_test.fast_forward():
         await ops_test.model.deploy(
-            pgb_charm, resources=resources, application_name=PGB, num_units=3, series=CHARM_SERIES
+            pgb_charm,
+            resources=resources,
+            application_name=PGB,
+            num_units=3,
+            series=CHARM_SERIES,
+            trust=True,
         )
         await ops_test.model.wait_for_idle(
             apps=[PGB], status="blocked", timeout=1000, wait_for_exact_units=3
diff --git a/tests/integration/test_charm.py b/tests/integration/test_charm.py
index fd912a3ae..f037378e4 100644
--- a/tests/integration/test_charm.py
+++ b/tests/integration/test_charm.py
@@ -29,6 +29,7 @@ async def test_build_and_deploy(ops_test: OpsTest, pgb_charm):
             resources=resources,
             application_name=PGB,
             series=CHARM_SERIES,
+            trust=True,
         )
         await ops_test.model.wait_for_idle(apps=[PGB], status="blocked", timeout=1000)
 
diff --git a/tests/integration/test_tls.py b/tests/integration/test_tls.py
index f48eb0ccc..9530eaeec 100644
--- a/tests/integration/test_tls.py
+++ b/tests/integration/test_tls.py
@@ -40,6 +40,7 @@ async def test_build_and_deploy(ops_test: OpsTest, pgb_charm):
                 application_name=PGB,
                 num_units=APPLICATION_UNITS,
                 series=CHARM_SERIES,
+                trust=True,
             )
 
     if not await app_name(ops_test, CLIENT_APP_NAME):