diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c
index 7e6f4cf7ba..a7809661d1 100644
--- a/src/qemu/qemu_hotplug.c
+++ b/src/qemu/qemu_hotplug.c
@@ -4915,11 +4915,6 @@ qemuDomainDetachVirtioDiskDevice(virQEMUDriverPtr driver,
         goto cleanup;
     }
 
-    if (!detach->info.alias) {
-        if (qemuAssignDeviceDiskAlias(vm->def, detach) < 0)
-            goto cleanup;
-    }
-
     if (!async)
         qemuDomainMarkDeviceForRemoval(vm, &detach->info);