diff --git a/README.rst b/README.rst
index c9314ea..c8bf33a 100644
--- a/README.rst
+++ b/README.rst
@@ -35,6 +35,11 @@ for Python (supporting 2.7+ including Python 3).
         ...
     ValidationError: 'Invalid' is not of type 'number'
 
+It can also be used from console:
+
+.. code-block:: bash
+
+    $ jsonschema -i sample.json sample.schema
 
 Features
 --------
diff --git a/jsonschema/cli.py b/jsonschema/cli.py
index 0126564..50c6d84 100644
--- a/jsonschema/cli.py
+++ b/jsonschema/cli.py
@@ -26,8 +26,8 @@ parser.add_argument(
     action="append",
     dest="instances",
     type=_json_file,
-    help="a path to a JSON instance to validate "
-         "(may be specified multiple times)",
+    help="a path to a JSON instance (i.e. filename.json)"
+         "to validate (may be specified multiple times)",
 )
 parser.add_argument(
     "-F", "--error-format",
@@ -45,7 +45,7 @@ parser.add_argument(
 )
 parser.add_argument(
     "schema",
-    help="the JSON Schema to validate with",
+    help="the JSON Schema to validate with (i.e. filename.schema)",
     type=_json_file,
 )