diff --git a/test/linux/slaveinfo/slaveinfo.c b/test/linux/slaveinfo/slaveinfo.c
index f9b0621..55d42cf 100644
--- a/test/linux/slaveinfo/slaveinfo.c
+++ b/test/linux/slaveinfo/slaveinfo.c
@@ -592,11 +592,11 @@ void slaveinfo(char *ifname)
                     ec_slave[cnt].CoEdetails, ec_slave[cnt].FoEdetails, ec_slave[cnt].EoEdetails, ec_slave[cnt].SoEdetails);
             printf(" Ebus current: %d[mA]\n only LRD/LWR:%d\n",
                     ec_slave[cnt].Ebuscurrent, ec_slave[cnt].blockLRW);
-            if ((ec_slave[cnt].mbx_proto & 0x04) && printSDO)
+            if ((ec_slave[cnt].mbx_proto & ECT_MBXPROT_COE) && printSDO)
                     si_sdo(cnt);
                 if(printMAP)
             {
-                    if (ec_slave[cnt].mbx_proto & 0x04)
+                    if (ec_slave[cnt].mbx_proto & ECT_MBXPROT_COE)
                         si_map_sdo(cnt);
                     else
                         si_map_sii(cnt);
diff --git a/test/win32/slaveinfo/slaveinfo.c b/test/win32/slaveinfo/slaveinfo.c
index 562f643..e5dfd4c 100644
--- a/test/win32/slaveinfo/slaveinfo.c
+++ b/test/win32/slaveinfo/slaveinfo.c
@@ -588,11 +588,11 @@ void slaveinfo(char *ifname)
                     ec_slave[cnt].CoEdetails, ec_slave[cnt].FoEdetails, ec_slave[cnt].EoEdetails, ec_slave[cnt].SoEdetails);
             printf(" Ebus current: %d[mA]\n only LRD/LWR:%d\n",
                     ec_slave[cnt].Ebuscurrent, ec_slave[cnt].blockLRW);
-            if ((ec_slave[cnt].mbx_proto & 0x04) && printSDO)
+            if ((ec_slave[cnt].mbx_proto & ECT_MBXPROT_COE) && printSDO)
                     si_sdo(cnt);
                 if(printMAP)
             {
-                    if (ec_slave[cnt].mbx_proto & 0x04)
+                    if (ec_slave[cnt].mbx_proto & ECT_MBXPROT_COE)
                         si_map_sdo(cnt);
                     else
                         si_map_sii(cnt);