diff --git a/docs/syntax-errors.md b/docs/syntax-errors.md
index 50fa56849..db9f1f659 100644
--- a/docs/syntax-errors.md
+++ b/docs/syntax-errors.md
@@ -19,6 +19,9 @@
 -const a = 'hello;
 +const a = 'hello';
 
+-const b = ‘hello world’;
++const b = 'hello world';
+
 -x('hello);
 +x('hello');
 const m = {