diff --git a/.gitea/scripts/gitea-merge-queue.py b/.gitea/scripts/gitea-merge-queue.py
index ceea9855a..a30fad20a 100644
--- a/.gitea/scripts/gitea-merge-queue.py
+++ b/.gitea/scripts/gitea-merge-queue.py
@@ -783,7 +783,7 @@ def list_queued_issues() -> list[dict]:
         query={
             "state": "open",
             "type": "pulls",
-            "labels": QUEUE_LABEL,
+            "label": QUEUE_LABEL,
         },
     )
 
diff --git a/.gitea/scripts/tests/test_gitea_merge_queue.py b/.gitea/scripts/tests/test_gitea_merge_queue.py
index 6b8dd9e8e..ff60fd928 100644
--- a/.gitea/scripts/tests/test_gitea_merge_queue.py
+++ b/.gitea/scripts/tests/test_gitea_merge_queue.py
@@ -1130,7 +1130,7 @@ def test_list_candidate_issues_omits_label_filter_when_auto_discover(monkeypatch
     assert captured["query"].get("type") == "pulls"
 
     mq.list_candidate_issues(auto_discover=False)
-    assert captured["query"].get("labels") == "merge-queue"
+    assert captured["query"].get("label") == "merge-queue"
 
 
 def _wire_ready_process_once(monkeypatch, *, issues, pr_payload, calls):