diff --git a/app/core/chunk_payload.py b/app/core/chunk_payload.py
index e48493d..1e56eda 100644
--- a/app/core/chunk_payload.py
+++ b/app/core/chunk_payload.py
@@ -5,6 +5,7 @@ app/core/chunk_payload.py  (Mindnet V2 — types.yaml authoritative)
 - neighbors_prev / neighbors_next sind Listen ([], [id]).
 - retriever_weight / chunk_profile kommen aus types.yaml (Frontmatter wird ignoriert).
 - Fallbacks: defaults.* in types.yaml; sonst 1.0 / "default".
+- WP-11 Update: Injects 'title' into chunk payload for Discovery Service.
 """
 from __future__ import annotations
 from typing import Any, Dict, List, Optional
@@ -82,6 +83,11 @@ def make_chunk_payloads(note: Dict[str, Any],
                         file_path: Optional[str] = None) -> List[Dict[str, Any]]:
     fm = (note or {}).get("frontmatter", {}) or {}
     note_type = fm.get("type") or note.get("type") or "concept"
+    
+    # WP-11 FIX: Title Extraction für Discovery Service
+    # Wir holen den Titel aus Frontmatter oder Fallback ID/Untitled
+    title = fm.get("title") or note.get("title") or fm.get("id") or "Untitled"
+
     reg = types_cfg if isinstance(types_cfg, dict) else _load_types()
 
     # types.yaml authoritative
@@ -106,6 +112,7 @@ def make_chunk_payloads(note: Dict[str, Any],
         pl: Dict[str, Any] = {
             "note_id": nid,
             "chunk_id": cid,
+            "title": title, # <--- HIER: Titel in Payload einfügen
             "index": int(index),
             "ord": int(index) + 1,
             "type": note_type,
@@ -126,4 +133,4 @@ def make_chunk_payloads(note: Dict[str, Any],
 
         out.append(pl)
 
-    return out
+    return out
\ No newline at end of file