diff --git a/core-modules/000QubesVm.py b/core-modules/000QubesVm.py
index 0a777c32..f1c44024 100644
--- a/core-modules/000QubesVm.py
+++ b/core-modules/000QubesVm.py
@@ -807,7 +807,7 @@ class QubesVm(object):
             if e.get_error_code() == libvirt.VIR_ERR_NO_DOMAIN:
                 return 0
                 # libxl_domain_info failed - domain no longer exists
-            elif e.get_error_code() == libvirt.VIR_INTERNAL_ERROR:
+            elif e.get_error_code() == libvirt.VIR_ERR_INTERNAL_ERROR:
                 return 0
             elif e.get_error_code() is None:  # unknown...
                 return 0
@@ -932,7 +932,7 @@ class QubesVm(object):
             if e.get_error_code() == libvirt.VIR_ERR_NO_DOMAIN:
                 return False
                 # libxl_domain_info failed - domain no longer exists
-            elif e.get_error_code() == libvirt.VIR_INTERNAL_ERROR:
+            elif e.get_error_code() == libvirt.VIR_ERR_INTERNAL_ERROR:
                 return False
             elif e.get_error_code() is None:  # unknown...
                 return False
@@ -951,7 +951,7 @@ class QubesVm(object):
             if e.get_error_code() == libvirt.VIR_ERR_NO_DOMAIN:
                 return False
                 # libxl_domain_info failed - domain no longer exists
-            elif e.get_error_code() == libvirt.VIR_INTERNAL_ERROR:
+            elif e.get_error_code() == libvirt.VIR_ERR_INTERNAL_ERROR:
                 return False
             elif e.get_error_code() is None:  # unknown...
                 return False