diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 96e9223e21d81c5f40f36428a73e1f25bf7dde8f..848c831330232e0704d4eb947f966a73e55b7e25 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -29678,7 +29678,7 @@ virDomainNetGetActualHostdev(virDomainNetDefPtr iface)
 }
 
 virNetDevVPortProfilePtr
-virDomainNetGetActualVirtPortProfile(virDomainNetDefPtr iface)
+virDomainNetGetActualVirtPortProfile(const virDomainNetDef *iface)
 {
     switch (iface->type) {
     case VIR_DOMAIN_NET_TYPE_DIRECT:
diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
index 82631ecb076476c7605ede0c788897f963d0ec4b..b688ee2b83d79f6f9f94365a4794d032f11948c6 100644
--- a/src/conf/domain_conf.h
+++ b/src/conf/domain_conf.h
@@ -3181,7 +3181,7 @@ const char *virDomainNetGetActualDirectDev(virDomainNetDefPtr iface);
 int virDomainNetGetActualDirectMode(virDomainNetDefPtr iface);
 virDomainHostdevDefPtr virDomainNetGetActualHostdev(virDomainNetDefPtr iface);
 virNetDevVPortProfilePtr
-virDomainNetGetActualVirtPortProfile(virDomainNetDefPtr iface);
+virDomainNetGetActualVirtPortProfile(const virDomainNetDef *iface);
 virNetDevBandwidthPtr
 virDomainNetGetActualBandwidth(virDomainNetDefPtr iface);
 virNetDevVlanPtr virDomainNetGetActualVlan(virDomainNetDefPtr iface);