diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 2b9f06b1ec..2e53afa879 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -11311,7 +11311,8 @@ qemuDomainSupportsCheckpointsBlockjobs(virDomainObj *vm)
  * 'libvirt-pflash1-format' for pflash1.
  */
 int
-qemuDomainInitializePflashStorageSource(virDomainObj *vm)
+qemuDomainInitializePflashStorageSource(virDomainObj *vm,
+                                        virQEMUDriverConfig *cfg)
 {
     qemuDomainObjPrivate *priv = vm->privateData;
     virDomainDef *def = vm->def;
@@ -11334,8 +11335,12 @@ qemuDomainInitializePflashStorageSource(virDomainObj *vm)
 
 
     if (def->os.loader->nvram) {
-        def->os.loader->nvram->nodeformat = g_strdup("libvirt-pflash1-format");
-        def->os.loader->nvram->nodestorage = g_strdup("libvirt-pflash1-storage");
+        if (qemuDomainPrepareStorageSourceBlockdevNodename(NULL,
+                                                           def->os.loader->nvram,
+                                                           "libvirt-pflash1",
+                                                           priv,
+                                                           cfg) < 0)
+            return -1;
     }
 
     priv->pflash0 = g_steal_pointer(&pflash0);
diff --git a/src/qemu/qemu_domain.h b/src/qemu/qemu_domain.h
index c2a4dd0145..ac0f4e6d5b 100644
--- a/src/qemu/qemu_domain.h
+++ b/src/qemu/qemu_domain.h
@@ -1048,7 +1048,8 @@ int
 qemuDomainMakeCPUMigratable(virCPUDef *cpu);
 
 int
-qemuDomainInitializePflashStorageSource(virDomainObj *vm);
+qemuDomainInitializePflashStorageSource(virDomainObj *vm,
+                                        virQEMUDriverConfig *cfg);
 
 bool
 qemuDomainDiskBlockJobIsSupported(virDomainObj *vm,
diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
index f13ca4388f..1af7cef4a8 100644
--- a/src/qemu/qemu_process.c
+++ b/src/qemu/qemu_process.c
@@ -6702,7 +6702,7 @@ qemuProcessPrepareDomain(virQEMUDriver *driver,
     VIR_DEBUG("Prepare bios/uefi paths");
     if (qemuFirmwareFillDomain(driver, vm->def, flags) < 0)
         return -1;
-    if (qemuDomainInitializePflashStorageSource(vm) < 0)
+    if (qemuDomainInitializePflashStorageSource(vm, cfg) < 0)
         return -1;
 
     VIR_DEBUG("Preparing external devices");