diff --git a/libasn1fix/asn1fix_constraint.c b/libasn1fix/asn1fix_constraint.c
index 97fa589..ec13bd6 100644
--- a/libasn1fix/asn1fix_constraint.c
+++ b/libasn1fix/asn1fix_constraint.c
@@ -356,7 +356,7 @@
 	asn1p_expr_t tmp_expr = *arg->expr;
 	asn1p_expr_t *saved_expr = arg->expr;
 
-	tmp_expr.meta_type = AMT_VALUE;
+	tmp_expr.meta_type = AMT_VALUESET;
 	tmp_expr.expr_type = A1TC_REFERENCE;
 	tmp_expr.value = value;
 	arg->expr = &tmp_expr;