diff --git a/nfoguard.py b/nfoguard.py
index 5ccd72d..5b33ba3 100644
--- a/nfoguard.py
+++ b/nfoguard.py
@@ -1468,12 +1468,14 @@ class MovieProcessor:
 class WebhookBatcher:
     """Batches webhook events to avoid processing storms"""
     
-    def __init__(self):
+    def __init__(self, nfo_manager=None):
         self.pending: Dict[str, Dict] = {}
         self.timers: Dict[str, threading.Timer] = {}
         self.processing: Set[str] = set()
         self.lock = threading.Lock()
         self.executor = ThreadPoolExecutor(max_workers=config.max_concurrent)
+        # NFO manager for comprehensive IMDb detection
+        self.nfo_manager = nfo_manager
     
     def add_webhook(self, key: str, webhook_data: Dict, media_type: str):
         """Add webhook to batch queue"""
@@ -1527,11 +1529,29 @@ class WebhookBatcher:
             # CRITICAL: Validate that the path contains the expected IMDb ID for movies
             if media_type == 'movie':
                 expected_imdb = key.replace('movie:', '') if key.startswith('movie:') else key
-                if expected_imdb not in path_str.lower():
-                    _log("ERROR", f"BATCH VALIDATION FAILED: Expected IMDb {expected_imdb} not found in path {path_str}")
-                    _log("ERROR", f"This prevents processing wrong movies due to batch corruption")
-                    return
-                _log("DEBUG", f"Batch validation passed: IMDb {expected_imdb} found in path")
+                
+                # Use comprehensive IMDb detection (directory, filenames, NFO files)
+                if self.nfo_manager:
+                    detected_imdb = self.nfo_manager.find_movie_imdb_id(path_obj)
+                    imdb_match = False
+                    if detected_imdb:
+                        # Compare with and without 'tt' prefix for flexibility
+                        if detected_imdb == expected_imdb or detected_imdb.replace('tt', '') == expected_imdb.replace('tt', ''):
+                            imdb_match = True
+                    
+                    if not imdb_match:
+                        _log("ERROR", f"BATCH VALIDATION FAILED: Expected IMDb {expected_imdb} not found via comprehensive detection in path {path_str}")
+                        _log("ERROR", f"Detected IMDb: {detected_imdb}, Expected: {expected_imdb}")
+                        _log("ERROR", f"This prevents processing wrong movies due to batch corruption")
+                        return
+                    _log("DEBUG", f"Batch validation passed: IMDb {expected_imdb} matches detected {detected_imdb}")
+                else:
+                    # Fallback to simple string search if nfo_manager not available
+                    if expected_imdb not in path_str.lower():
+                        _log("ERROR", f"BATCH VALIDATION FAILED: Expected IMDb {expected_imdb} not found in path {path_str} (fallback mode)")
+                        _log("ERROR", f"This prevents processing wrong movies due to batch corruption")
+                        return
+                    _log("DEBUG", f"Batch validation passed: IMDb {expected_imdb} found in path (fallback mode)")
             
             # Process based on media type
             if media_type == 'tv':