diff --git a/docs/docs/ops/sources.md b/docs/docs/ops/sources.md
index 5a364cf06..68f444ec9 100644
--- a/docs/docs/ops/sources.md
+++ b/docs/docs/ops/sources.md
@@ -11,7 +11,19 @@ The `LocalFile` source imports files from a local file system.
 
 The spec takes the following fields:
 *   `path` (type: `str`, required): full path of the root directory to import files from
-*   `binary` (type: `bool`, default: `False`): whether reading files as binary (instead of text)
+*   `binary` (type: `bool`, optional): whether reading files as binary (instead of text)
+*   `included_patterns` (type: `list[str]`, optional): a list of glob patterns to include files, e.g. `["*.txt", "docs/**/*.md"]`.
+    If not specified, all files will be included.
+*   `excluded_patterns` (type: `list[str]`, optional): a list of glob patterns to exclude files, e.g. `["tmp", "**/node_modules"]`.
+    Any file or directory matching these patterns will be excluded even if they match `included_patterns`.
+    If not specified, no files will be excluded.
+
+    :::info
+    
+    `included_patterns` and `excluded_patterns` are using Unix-style glob syntax. See [globset syntax](https://docs.rs/globset/latest/globset/index.html#syntax) for the details.
+    
+    :::
+
 
 The output is a table with the following sub fields:
 *   `filename` (key, type: `str`): the filename of the file, including the path, relative to the root directory, e.g. `"dir1/file1.md"`
diff --git a/python/cocoindex/sources.py b/python/cocoindex/sources.py
index 6023f53e5..a443f3202 100644
--- a/python/cocoindex/sources.py
+++ b/python/cocoindex/sources.py
@@ -10,9 +10,9 @@ class LocalFile(op.SourceSpec):
     binary: bool = False
 
     # If provided, only files matching these patterns will be included.
-    # See https://docs.rs/globset/latest/globset/index.html for the syntax of the patterns.
+    # See https://docs.rs/globset/latest/globset/index.html#syntax for the syntax of the patterns.
     included_patterns: list[str] | None = None
 
     # If provided, files matching these patterns will be excluded.
-    # See https://docs.rs/globset/latest/globset/index.html for the syntax of the patterns.
+    # See https://docs.rs/globset/latest/globset/index.html#syntax for the syntax of the patterns.
     excluded_patterns: list[str] | None = None