diff --git a/src/ast/scalar_constructor_expression.cc b/src/ast/scalar_constructor_expression.cc
index 61cad8f..bd7a034 100644
--- a/src/ast/scalar_constructor_expression.cc
+++ b/src/ast/scalar_constructor_expression.cc
@@ -17,7 +17,7 @@
 #include "src/clone_context.h"
 #include "src/program_builder.h"
 
-TINT_INSTANTIATE_CLASS_ID(tint::ast::ScalarConstructorExpression);
+TINT_INSTANTIATE_TYPEINFO(tint::ast::ScalarConstructorExpression);
 
 namespace tint {
 namespace ast {