diff --git a/README.md b/README.md
index ee24475..a63c290 100644
--- a/README.md
+++ b/README.md
@@ -90,10 +90,10 @@ Markdown is then checked automatically when you run `npm test`:
 
 ```
 $ npm test
-README.md
-  75:27-75:42  warning  Found reference to undefined definition  no-undefined-references  remark-lint
+README.md:5:3
+  ⚠️  5:3  Found reference to undefined definition  remark-lint:no-undefined-references
 
-‼ 1 warning
+  1 warning
 ```
 
 ## Requirements
@@ -252,9 +252,9 @@ Running `hallmark fix` will then create or update a table of contents.
 
 ## Reporters
 
-Various reporters are available:
+The default reporter is [`vfile-reporter-shiny`](https://github.com/vweevers/vfile-reporter-shiny). Various other reporters are available:
 
-- [`vfile-reporter`](https://npmjs.org/package/vfile-reporter) (default)
+- [`vfile-reporter`](https://npmjs.org/package/vfile-reporter)
 - [`vfile-reporter-json`](https://npmjs.org/package/vfile-reporter-json)
 - [`vfile-reporter-pretty`](https://npmjs.org/package/vfile-reporter-pretty)
 
diff --git a/index.js b/index.js
index 33fb055..32d978b 100644
--- a/index.js
+++ b/index.js
@@ -40,6 +40,8 @@ function hallmark (options, callback) {
         reporterOptions = reporter
         reporter = reporter._[0]
       }
+    } else {
+      reporter = require('vfile-reporter-shiny')
     }
 
     const paddedTable = rc.paddedTable !== false
diff --git a/package.json b/package.json
index 4b7b266..2db1a8c 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,8 @@
     "remote-origin-url": "^2.0.0",
     "subarg": "^1.0.0",
     "supports-color": "^7.1.0",
-    "unified-engine": "^8.0.0"
+    "unified-engine": "^8.0.0",
+    "vfile-reporter-shiny": "^0.1.2"
   },
   "devDependencies": {
     "depcheck": "^1.2.0",
diff --git a/test/api.js b/test/api.js
index 259c2da..77a3e2c 100644
--- a/test/api.js
+++ b/test/api.js
@@ -14,8 +14,8 @@ test('lints various', function (t) {
     t.same(file.messages.map(String), [
       'test.md:5:3-5:6: Found reference to undefined definition',
       'test.md:6:3-6:21: Don’t use literal URLs without angle brackets',
-      'test.md:16:1-16:9: Code blocks should be fenced', // TODO: sort messages by line
       'test.md:12:23: Cell should be padded',
+      'test.md:16:1-16:9: Code blocks should be fenced',
       'test.md:28:4-28:5: Checked checkboxes should use `x` as a marker'
     ])
     t.end()