diff --git a/src/Parser.js b/src/Parser.js
index bad3ac779f..cfc3b0e9c4 100644
--- a/src/Parser.js
+++ b/src/Parser.js
@@ -130,7 +130,7 @@ module.exports = class Parser {
             if (item.task) {
               checkbox = this.renderer.checkbox(checked);
               if (loose) {
-                if (item.tokens[0].type === 'text') {
+                if (item.tokens.length > 0 && item.tokens[0].type === 'text') {
                   item.tokens[0].text = checkbox + ' ' + item.tokens[0].text;
                   if (item.tokens[0].tokens && item.tokens[0].tokens.length > 0 && item.tokens[0].tokens[0].type === 'text') {
                     item.tokens[0].tokens[0].text = checkbox + ' ' + item.tokens[0].tokens[0].text;
diff --git a/test/specs/new/list_loose_tasks.html b/test/specs/new/list_loose_tasks.html
index ae4e8c58b2..f7bc47eb1b 100644
--- a/test/specs/new/list_loose_tasks.html
+++ b/test/specs/new/list_loose_tasks.html
@@ -9,4 +9,7 @@
 <p><input type="checkbox" disabled=""></p>
 <pre>Task2</pre>
 </li>
+<li>
+<p><input type="checkbox" disabled=""></p>
+</li>
 </ul>
diff --git a/test/specs/new/list_loose_tasks.md b/test/specs/new/list_loose_tasks.md
index cb1cab5b0d..7ed70e1b6c 100644
--- a/test/specs/new/list_loose_tasks.md
+++ b/test/specs/new/list_loose_tasks.md
@@ -2,3 +2,5 @@
 - [x] Task1
 
 - [ ] <pre>Task2</pre>
+
+- [ ]