diff --git a/test/core/gc/i31.wast b/test/core/gc/i31.wast
index 748565045..6309e72b6 100644
--- a/test/core/gc/i31.wast
+++ b/test/core/gc/i31.wast
@@ -14,7 +14,7 @@
     (i31.get_u (ref.null i31))
   )
   (func (export "get_s-null") (result i32)
-    (i31.get_u (ref.null i31))
+    (i31.get_s (ref.null i31))
   )
 
   (global $i (ref i31) (ref.i31 (i32.const 2)))