diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index bcd9bdb436..8337eed510 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -6615,7 +6615,7 @@ qemuDomainUndefineFlags(virDomainPtr dom,
         }
     }
 
-    if (vm->def->os.loader->nvram) {
+    if (vm->def->os.loader && vm->def->os.loader->nvram) {
         nvram_path = g_strdup(vm->def->os.loader->nvram);
     } else if (vm->def->os.firmware == VIR_DOMAIN_OS_DEF_FIRMWARE_EFI) {
         qemuDomainNVRAMPathFormat(cfg, vm->def, &nvram_path);