diff --git a/src/python/of10/class_maps.py b/src/python/of10/class_maps.py
index 7e61571..668cd1b 100644
--- a/src/python/of10/class_maps.py
+++ b/src/python/of10/class_maps.py
@@ -242,7 +242,7 @@
                                        'flags'
                                       ],
     'ofp_error_msg'                 : [
-                                       'type',
+                                       'err_type',
                                        'code'
                                       ],
     '_ignore' : []