diff --git a/test/language/expressions/assignment/11.13.1-4-29gs.js b/test/language/expressions/assignment/11.13.1-4-29gs.js
index bd9dc61eff96c09d7ce6c9eb77a03a5ddd1d5ca9..9b130cb2e4c0cc60b7d16025f6a1c755051dc01d 100644
--- a/test/language/expressions/assignment/11.13.1-4-29gs.js
+++ b/test/language/expressions/assignment/11.13.1-4-29gs.js
@@ -7,7 +7,7 @@
 /*---
 es5id: 11.13.1-4-29gs
 description: >
-    Strict Mode - SyntaxError is thrown if the identifier 'Math.PI'
+    Strict Mode - TypeError is thrown if the identifier 'Math.PI'
     appears as the LeftHandSideExpression of simple assignment(=)
 negative: .
 flags: [onlyStrict]