diff --git a/src/index.js b/src/index.js
index 2b508a5..a2b2a86 100644
--- a/src/index.js
+++ b/src/index.js
@@ -5,7 +5,7 @@ export default {
       level: 'inline',
       start (src) { return src.match(/\$\[/)?.index },
       tokenizer (src, tokens) {
-        const rule = /^\$\[(?<markup>[\w\d]+)(?:\.(?<options>\S+))? (?<text>.+)\]$/
+        const rule = /^\$\[(?<markup>[\w\d]+)(?:\.(?<options>\S+))? (?<text>[\S\s]+)\]$/
         const match = rule.exec(src)
         if (match) {
           const token = {
diff --git a/test/index.test.js b/test/index.test.js
index cfa0e9c..852c8e8 100644
--- a/test/index.test.js
+++ b/test/index.test.js
@@ -7,6 +7,11 @@ describe('marked-mfm', () => {
     expect(marked('$[x2 this text is bigger]')).toBe('<p><span style="display: inline-block;" class="_mfm_x2_">this text is bigger</span></p>\n')
   })
 
+  test('multiline', () => {
+    marked.use(markedMfm)
+    expect(marked('$[x2 line1\nline2]')).toBe('<p><span style="display: inline-block;" class="_mfm_x2_">line1\nline2</span></p>\n')
+  })
+
   test('nested', () => {
     marked.use(markedMfm)
     expect(marked('$[x2 x2 $[sparkle sparkle]]')).toBe('<p><span style="display: inline-block;" class="_mfm_x2_">x2 <span style="display: inline-block;" class="_mfm_sparkle_">sparkle</span></span></p>\n')