diff --git a/app/core/chunking/chunking_parser.py b/app/core/chunking/chunking_parser.py
index df9db13..2423acb 100644
--- a/app/core/chunking/chunking_parser.py
+++ b/app/core/chunking/chunking_parser.py
@@ -8,7 +8,7 @@ DESCRIPTION: Zerlegt Markdown in logische Einheiten (RawBlocks).
 """
 import re
 import os
-from typing import List, Tuple, Set, Dict, Any
+from typing import List, Tuple, Set, Dict, Any, Optional
 from .chunking_models import RawBlock
 from .chunking_utils import extract_frontmatter_from_text
 
diff --git a/app/core/chunking/chunking_processor.py b/app/core/chunking/chunking_processor.py
index 290b527..93bdb14 100644
--- a/app/core/chunking/chunking_processor.py
+++ b/app/core/chunking/chunking_processor.py
@@ -147,7 +147,9 @@ async def assemble_chunks(note_id: str, md_text: str, note_type: str, config: Op
         cleaned_lines = []
         i = 0
         
-        callout_start_pattern = re.compile(r'^\s*>{1,}\s*\[!(edge|abstract)\]', re.IGNORECASE)
+        # NEU (v4.2.8):
+        # WP-24c v4.2.8: Callout-Pattern für Edge und Abstract
+        callout_start_pattern = re.compile(r'^>\s*\[!(edge|abstract)[^\]]*\]', re.IGNORECASE)
         
         while i < len(lines):
             line = lines[i]
diff --git a/app/core/chunking/chunking_utils.py b/app/core/chunking/chunking_utils.py
index b0def8f..fe7456b 100644
--- a/app/core/chunking/chunking_utils.py
+++ b/app/core/chunking/chunking_utils.py
@@ -46,7 +46,7 @@ def get_chunk_config(note_type: str, frontmatter: Optional[Dict[str, Any]] = Non
     # WP-24c v4.2.5: Priorität: Frontmatter > Type-Def > Defaults
     profile_name = None
     if frontmatter and "chunking_profile" in frontmatter:
-        profile_name = frontmatter.get("chunking_profile")
+        profile_name = frontmatter.get("chunking_profile") or frontmatter.get("chunk_profile")
     if not profile_name:
         profile_name = type_def.get("chunking_profile")
     if not profile_name:
diff --git a/app/core/ingestion/ingestion_processor.py b/app/core/ingestion/ingestion_processor.py
index f4cef12..d803d9a 100644
--- a/app/core/ingestion/ingestion_processor.py
+++ b/app/core/ingestion/ingestion_processor.py
@@ -252,7 +252,10 @@ class IngestionService:
                         new_pool.append(cand)
                 ch.candidate_pool = new_pool
 
-            chunk_pls = make_chunk_payloads(fm, note_pl["path"], chunks, file_path=file_path, types_cfg=self.registry)
+            # chunk_pls = make_chunk_payloads(fm, note_pl["path"], chunks, file_path=file_path, types_cfg=self.registry)
+            # v4.2.8 Fix C: Explizite Übergabe des Profil-Namens für den Chunk-Payload
+            chunk_pls = make_chunk_payloads(fm, note_pl["path"], chunks, file_path=file_path, types_cfg=self.registry, chunk_profile=profile)
+            
             vecs = await self.embedder.embed_documents([c.get("window") or "" for c in chunk_pls]) if chunk_pls else []
             
             # WP-24c v4.2.0: Kanten-Extraktion mit Note-Scope Zonen Support