diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 5f8c916e5c..4b973fb22e 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -4208,8 +4208,6 @@ qemuBuildNicDevProps(virDomainDef *def,
 
 virJSONValue *
 qemuBuildHostNetProps(virDomainNetDef *net,
-                      char **tapfd,
-                      size_t tapfdSize,
                       const char *slirpfd)
 {
     virDomainNetType netType = virDomainNetGetActualType(net);
@@ -4253,12 +4251,6 @@ qemuBuildHostNetProps(virDomainNetDef *net,
 
             if (nfds > 1)
                 tapfd_field = "s:fds";
-        } else {
-            for (i = 0; i < tapfdSize; i++)
-                virBufferAsprintf(&buf, "%s:", tapfd[i]);
-
-            if (tapfdSize > 1)
-                tapfd_field = "s:fds";
         }
 
         virBufferTrim(&buf, ":");
@@ -8942,7 +8934,6 @@ qemuBuildInterfaceCommandLine(virQEMUDriver *driver,
         return -1;
 
     if (!(hostnetprops = qemuBuildHostNetProps(net,
-                                               NULL, 0,
                                                slirpfdName)))
         goto cleanup;
 
diff --git a/src/qemu/qemu_command.h b/src/qemu/qemu_command.h
index 5a65d94d6f..9bb63d9598 100644
--- a/src/qemu/qemu_command.h
+++ b/src/qemu/qemu_command.h
@@ -87,8 +87,6 @@ qemuBuildChannelGuestfwdNetdevProps(virDomainChrDef *chr);
 
 virJSONValue *
 qemuBuildHostNetProps(virDomainNetDef *net,
-                      char **tapfd,
-                      size_t tapfdSize,
                       const char *slirpfd);
 
 int
diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c
index c3891ddca7..9f71977a4d 100644
--- a/src/qemu/qemu_hotplug.c
+++ b/src/qemu/qemu_hotplug.c
@@ -1380,7 +1380,6 @@ qemuDomainAttachNetDevice(virQEMUDriver *driver,
         goto cleanup;
 
     if (!(netprops = qemuBuildHostNetProps(net,
-                                           NULL, 0,
                                            slirpfdName)))
         goto cleanup;