diff --git a/gso/products/product_blocks/router.py b/gso/products/product_blocks/router.py
index 1905b8652f3ad18c51a0433502ee11f7d10eef3f..04f1b91df6cecaaedcfbdd80dbf87592b26f7527 100644
--- a/gso/products/product_blocks/router.py
+++ b/gso/products/product_blocks/router.py
@@ -52,6 +52,7 @@ class RouterBlockProvisioning(RouterBlockInactive, lifecycle=[SubscriptionLifecy
     router_site: SiteBlockProvisioning
     vendor: Vendor
 
+
 class RouterBlock(RouterBlockProvisioning, lifecycle=[SubscriptionLifecycle.ACTIVE]):
     """A router that's currently deployed in the network."""
 
diff --git a/gso/utils/helpers.py b/gso/utils/helpers.py
index 74050ef545b768042115093cb19263dbb7831dd7..237d080e67facb6a4381223641613ca7e3f01225 100644
--- a/gso/utils/helpers.py
+++ b/gso/utils/helpers.py
@@ -55,9 +55,9 @@ def available_interfaces_choices(router_id: UUID, speed: str) -> Choice | None:
 
 
 def available_interfaces_choices_including_current_members(
-        router_id: UUID,
-        speed: str,
-        interfaces: list[IptrunkInterfaceBlock],
+    router_id: UUID,
+    speed: str,
+    interfaces: list[IptrunkInterfaceBlock],
 ) -> Choice | None:
     """Return a list of available interfaces for a given router and speed including the current members.
 
diff --git a/gso/workflows/iptrunk/create_iptrunk.py b/gso/workflows/iptrunk/create_iptrunk.py
index ea2aef09b013a4ed3148818584488b8d56b3d2bf..8a094e404e3f0b97b3a61a3c00961db320f1bee0 100644
--- a/gso/workflows/iptrunk/create_iptrunk.py
+++ b/gso/workflows/iptrunk/create_iptrunk.py
@@ -21,7 +21,6 @@ from gso.products.product_blocks.iptrunk import (
     IptrunkType,
     PhyPortCapacity,
 )
-
 from gso.products.product_types.iptrunk import IptrunkInactive
 from gso.products.product_types.router import Router
 from gso.services import infoblox, subscriptions
diff --git a/test/workflows/router/test_create_router.py b/test/workflows/router/test_create_router.py
index 898823b79e84bb34200225c132f4319515999cf5..1f54bba29c148de31783a4ed9d906ab90eb57c48 100644
--- a/test/workflows/router/test_create_router.py
+++ b/test/workflows/router/test_create_router.py
@@ -7,8 +7,8 @@ from gso.products import ProductType, Site
 from gso.products.product_blocks.router import RouterRole
 from gso.products.product_types.router import Router
 from gso.services.subscriptions import get_product_id_by_name
-from test import USER_CONFIRM_EMPTY_FORM
 from gso.utils.shared_choices import Vendor
+from test import USER_CONFIRM_EMPTY_FORM
 from test.workflows import (
     assert_complete,
     assert_pp_interaction_failure,