1 files changed, 1 insertions, 1 deletions
diff --git a/src/ir.h b/src/ir.h
index 424a11f5..9b456a7b 100644
--- a/src/ir.h
+++ b/src/ir.h
@@ -409,7 +409,7 @@ class RefTypeExpr : public ExprMixin<TypeEnum> {
 };
 
 typedef RefTypeExpr<ExprType::RefNull> RefNullExpr;
-typedef RefTypeExpr<ExprType::RefIsNull> RefIsNullExpr;
+typedef ExprMixin<ExprType::RefIsNull> RefIsNullExpr;
 
 template <ExprType TypeEnum>
 class OpcodeExpr : public ExprMixin<TypeEnum> {