diff --git a/scripts/index_utils.py b/scripts/index_utils.py
index a106600..620274e 100755
--- a/scripts/index_utils.py
+++ b/scripts/index_utils.py
@@ -38,7 +38,7 @@
     '.cs', '.sh', '.bash', '.sql', '.r', '.R', '.lua', '.m',
     '.ex', '.exs', '.jl', '.dart', '.vue', '.svelte',
     # Configuration and data files
-    '.json', '.html', '.css'
+    '.json', '.html', '.css', '.yml', '.yaml', '.Dockerfile
 }
 
 # Markdown files to analyze
@@ -1413,4 +1413,4 @@ def get_git_files(root_path: Path) -> Optional[List[Path]]:
             return None
     except (subprocess.TimeoutExpired, FileNotFoundError, Exception):
         # Git not available or command failed
-        return None
\ No newline at end of file
+        return None