diff --git a/ldap/servers/snmp/ldap-agent.c b/ldap/servers/snmp/ldap-agent.c

index c77b4bd..b2b534f 100644

--- a/ldap/servers/snmp/ldap-agent.c

+++ b/ldap/servers/snmp/ldap-agent.c

@@ -32,8 +32,8 @@ oid    dsEntityTable_oid[] = {dsEntityTable_TABLE_OID };

 size_t dsEntityTable_oid_len = OID_LENGTH(dsEntityTable_oid);

 /* Set trap oids */

-oid    snmptrap_oid[] = { snmptrap_OID };

-size_t snmptrap_oid_len = OID_LENGTH(snmptrap_oid);

+const oid    snmptrap_oid[] = { snmptrap_OID };

+const size_t snmptrap_oid_len = OID_LENGTH(snmptrap_oid);

 oid    enterprise_oid[] = { enterprise_OID };

 size_t enterprise_oid_len = OID_LENGTH(enterprise_oid);

diff --git a/ldap/servers/snmp/ldap-agent.h b/ldap/servers/snmp/ldap-agent.h

index e3634aa..1f0e20c 100644

--- a/ldap/servers/snmp/ldap-agent.h

+++ b/ldap/servers/snmp/ldap-agent.h

@@ -123,8 +123,8 @@ typedef struct stats_table_context_s {

     extern size_t   dsEntriesTable_oid_len;

     extern oid      dsEntityTable_oid[];

     extern size_t   dsEntityTable_oid_len;

-    extern oid      snmptrap_oid[];

-    extern size_t   snmptrap_oid_len;

+    extern const oid      snmptrap_oid[];

+    extern const size_t   snmptrap_oid_len;

 #define enterprise_OID 1,3,6,1,4,1,2312

 #define dsOpsTable_TABLE_OID enterprise_OID,6,1