diff --git a/test/workflows/iptrunk/test_modify_trunk_interface.py b/test/workflows/iptrunk/test_modify_trunk_interface.py
index fb9b6a076713b3bdc7001658005912334b27d923..b6117a8c3161a2c19d822f1b5acf026b265b36db 100644
--- a/test/workflows/iptrunk/test_modify_trunk_interface.py
+++ b/test/workflows/iptrunk/test_modify_trunk_interface.py
@@ -222,7 +222,7 @@ def test_iptrunk_modify_trunk_interface_success(
     assert subscription.iptrunk.iptrunk_minimum_links == input_form_iptrunk_data[1]["iptrunk_number_of_members"] - 1
     assert subscription.iptrunk.iptrunk_sides[0].ga_id == new_side_a_gid
     assert subscription.iptrunk.iptrunk_description_suffix == input_form_iptrunk_data[1]["iptrunk_description_suffix"]
-    assert subscription.iptrunk.iptrunk_config_version == input_form_iptrunk_data[0]["iptrunk_config_version"]
+    assert subscription.iptrunk.iptrunk_config_version == input_form_iptrunk_data[1]["iptrunk_config_version"]
 
     def _find_interface_by_name(interfaces: list[dict], name: str):
         for interface in interfaces: