diff --git a/tests/gateway/test_discord_clarify_buttons.py b/tests/gateway/test_discord_clarify_buttons.py
index d2157f2eb9b..c83e52dba5a 100644
--- a/tests/gateway/test_discord_clarify_buttons.py
+++ b/tests/gateway/test_discord_clarify_buttons.py
@@ -174,7 +174,7 @@ class TestClarifyChoiceResolve:
         view = ClarifyChoiceView(
             choices=["alpha"],
             clarify_id="cidGone",
-            allowed_user_ids=set(),
+            allowed_user_ids={"42"},  # matches _make_interaction's user; empty = fail-closed
         )
         interaction = _make_interaction()
         # Doesn't raise; resolve_gateway_clarify returns False quietly
@@ -245,7 +245,7 @@ class TestClarifyOtherButton:
         view = ClarifyChoiceView(
             choices=["x", "y"],
             clarify_id="cidD",
-            allowed_user_ids=set(),
+            allowed_user_ids={"42"},  # matches _make_interaction's user; empty = fail-closed
         )
 
         interaction = _make_interaction()
diff --git a/tests/gateway/test_discord_model_picker.py b/tests/gateway/test_discord_model_picker.py
index 2ee4e86a38d..a07abfb21c3 100644
--- a/tests/gateway/test_discord_model_picker.py
+++ b/tests/gateway/test_discord_model_picker.py
@@ -54,7 +54,7 @@ async def test_model_picker_clears_controls_before_running_switch_callback():
         current_provider="copilot",
         session_key="session-1",
         on_model_selected=on_model_selected,
-        allowed_user_ids=set(),
+        allowed_user_ids={"123"},  # matches the interaction user; empty = fail-closed
     )
     view._selected_provider = "copilot"