diff --git a/commoncrawl_wat_path_comparer.py b/commoncrawl_wat_path_comparer.py
index 18ea40b..81083fc 100644
--- a/commoncrawl_wat_path_comparer.py
+++ b/commoncrawl_wat_path_comparer.py
@@ -35,8 +35,8 @@ def main():
     # Read paths from the wat.paths file
     paths = read_paths_from_file(wat_paths_file_path)
 
-    # Filter out paths that partially match directory lines
-    filtered_paths = [path for path in paths if not any(directory_line in path for directory_line in directory_files)]
+    # Filter out paths that exactly match directory lines
+    filtered_paths = [path for path in paths if os.path.basename(path) not in directory_files]
 
     # Write the list of modified files to a text file
     output_file_path = 'missing_wat_files.txt'