diff --git a/tests/125-bitstring-constraint-OK.asn1.-P b/tests/125-bitstring-constraint-OK.asn1.-P
index ef698d2..fa58bf2 100644
--- a/tests/125-bitstring-constraint-OK.asn1.-P
+++ b/tests/125-bitstring-constraint-OK.asn1.-P
@@ -119,7 +119,7 @@
 
 /*** <<< STAT-DEFS [T] >>> ***/
 
-static ber_tlv_tag_t asn_DEF_T_tags_1[] = {
+static const ber_tlv_tag_t asn_DEF_T_tags_1[] = {
 	(ASN_TAG_CLASS_UNIVERSAL | (3 << 2))
 };
 asn_TYPE_descriptor_t asn_DEF_T = {