diff --git a/nova/tests/unit/virt/libvirt/test_driver.py b/nova/tests/unit/virt/libvirt/test_driver.py
index c524f7c2d6..5afd87e08d 100644
--- a/nova/tests/unit/virt/libvirt/test_driver.py
+++ b/nova/tests/unit/virt/libvirt/test_driver.py
@@ -28048,7 +28048,9 @@ class LibvirtDriverTestCase(test.NoDBTestCase, TraitsComparisonMixin):
         self.assertTrue(hv.synic)
         self.assertTrue(hv.reset)
         self.assertTrue(hv.frequencies)
-        self.assertTrue(hv.reenlightenment)
+        # NOTE(jie) reenlightenment will cause instances live-migration
+        # failure, so don't enable it now. See bug 2046549.
+        self.assertFalse(hv.reenlightenment)
         self.assertTrue(hv.tlbflush)
         self.assertTrue(hv.ipi)
         # NOTE(artom) evmcs only works on Intel hosts, so we can't enable it
diff --git a/nova/virt/libvirt/driver.py b/nova/virt/libvirt/driver.py
index a7e7a77185..f56bc7d057 100644
--- a/nova/virt/libvirt/driver.py
+++ b/nova/virt/libvirt/driver.py
@@ -6262,7 +6262,6 @@ class LibvirtDriver(driver.ComputeDriver):
             hv.synic = True
             hv.reset = True
             hv.frequencies = True
-            hv.reenlightenment = True
             hv.tlbflush = True
             hv.ipi = True