diff --git a/gso/workflows/iptrunk/modify_trunk_interface.py b/gso/workflows/iptrunk/modify_trunk_interface.py
index 12c5671ea46a67f4d0ef2ae0a91a59c7fc9053a1..43249faabc52813a7566e32167daa5c7e8dfc10c 100644
--- a/gso/workflows/iptrunk/modify_trunk_interface.py
+++ b/gso/workflows/iptrunk/modify_trunk_interface.py
@@ -112,12 +112,7 @@ def initial_input_form_generator(subscription_id: UUIDstr) -> FormGenerator:
         @validator("side_a_ae_members", allow_reuse=True)
         def validate_interface_name_members(cls, side_a_ae_members: list[LAGMember]) -> list[LAGMember]:
             vendor = subscription.iptrunk.iptrunk_sides[0].iptrunk_side_node.router_vendor
-            if vendor == RouterVendor.NOKIA:
-                ret_val = side_a_ae_members
-            else:
-                ret_val = validate_interface_name_list(side_a_ae_members)
-
-            return ret_val
+            return validate_interface_name_list(side_a_ae_members, vendor)
 
     user_input_side_a = yield ModifyIptrunkSideAForm
     ae_members_side_b = initialize_ae_members(subscription, initial_user_input.dict(), 1)
@@ -142,13 +137,7 @@ def initial_input_form_generator(subscription_id: UUIDstr) -> FormGenerator:
         @validator("side_b_ae_members", allow_reuse=True)
         def validate_interface_name_members(cls, side_b_ae_members: list[LAGMember]) -> list[LAGMember]:
             vendor = subscription.iptrunk.iptrunk_sides[1].iptrunk_side_node.router_vendor
-            if vendor == RouterVendor.NOKIA:
-                ret_val = side_b_ae_members
-            else:
-                ret_val = validate_interface_name_list(side_b_ae_members)
-
-            return ret_val
-
+            return validate_interface_name_list(side_b_ae_members, vendor)
     user_input_side_b = yield ModifyIptrunkSideBForm
 
     return initial_user_input.dict() | user_input_side_a.dict() | user_input_side_b.dict()