diff --git a/lint/README.md b/lint/README.md
new file mode 100644
index 0000000..a5ce07c
--- /dev/null
+++ b/lint/README.md
@@ -0,0 +1,8 @@
+peglint
+-------
+
+The lint utility for PEG.
+
+```
+usage: peglint [--ast] [--optimize_ast_nodes|--opt] [--server [PORT=1234]] [--trace] [grammar file path] [source file path]
+```