diff --git a/backend/indexer.py b/backend/indexer.py
index 3159ba3..8d1252f 100644
--- a/backend/indexer.py
+++ b/backend/indexer.py
@@ -162,7 +162,7 @@ def parse_markdown_file(raw: str) -> frontmatter.Post:
     try:
         return frontmatter.loads(raw)
     except Exception as exc:
-        logger.warning(f"Invalid frontmatter detected, falling back to plain markdown parsing: {exc}")
+        logger.debug(f"Invalid frontmatter detected, falling back to plain markdown parsing: {exc}")
         content = raw
         if raw.startswith("---"):
             match = re.match(r"^---\s*\r?\n.*?\r?\n---\s*\r?\n?", raw, flags=re.DOTALL)
@@ -261,8 +261,8 @@ def _scan_vault(vault_name: str, vault_path: str) -> Dict[str, Any]:
             for tag in tags:
                 tag_counts[tag] = tag_counts.get(tag, 0) + 1
 
-        except PermissionError as e:
-            logger.warning(f"Permission denied, skipping {fpath}: {e}")
+        except PermissionError:
+            logger.debug(f"Permission denied, skipping {fpath}")
             continue
         except Exception as e:
             logger.error(f"Error indexing {fpath}: {e}")