diff --git a/test/built-ins/Temporal/PlainYearMonth/constructor.js b/test/built-ins/Temporal/PlainYearMonth/constructor.js
index eee25f7bff..67cf5b44b3 100644
--- a/test/built-ins/Temporal/PlainYearMonth/constructor.js
+++ b/test/built-ins/Temporal/PlainYearMonth/constructor.js
@@ -9,4 +9,4 @@ info: |
 features: [Temporal]
 ---*/
 
-assert.throws(TypeError, () => Temporal.PlainYearMonth());
+assert.throws(TypeError, () => Temporal.PlainYearMonth(1970, 1));