diff --git a/atlasbot/engine/answerer.py b/atlasbot/engine/answerer.py
index 998cbb2..265c296 100644
--- a/atlasbot/engine/answerer.py
+++ b/atlasbot/engine/answerer.py
@@ -1571,7 +1571,7 @@ def _allowed_namespaces(summary: dict[str, Any]) -> list[str]:
 def _find_unknown_nodes(reply: str, allowed: list[str]) -> list[str]:
     if not reply or not allowed:
         return []
-    pattern = re.compile(r"\b(titan-[0-9a-z]+|node\d+)\b", re.IGNORECASE)
+    pattern = re.compile(r"\b(titan-[0-9a-z]+|node-?\d+)\b", re.IGNORECASE)
     found = {m.group(1) for m in pattern.finditer(reply)}
     if not found:
         return []