diff --git a/definitions/grib2/localConcepts/ecmf/typeOfLevelConcept.def b/definitions/grib2/localConcepts/ecmf/typeOfLevelConcept.def
index 1f3b6d47b..3044148ff 100644
--- a/definitions/grib2/localConcepts/ecmf/typeOfLevelConcept.def
+++ b/definitions/grib2/localConcepts/ecmf/typeOfLevelConcept.def
@@ -1,2 +1,2 @@
 # Concept typeOfLevel
-'MarsSfcFromMultipleLevels' = {typeOfFirstFixedSurface=254;}
+'abstractLevel' = {typeOfFirstFixedSurface=254;}
diff --git a/definitions/grib2/tables/local/ecmf/1/4.5.table b/definitions/grib2/tables/local/ecmf/1/4.5.table
index 64153aaee..573e9d12f 100644
--- a/definitions/grib2/tables/local/ecmf/1/4.5.table
+++ b/definitions/grib2/tables/local/ecmf/1/4.5.table
@@ -1,2 +1,2 @@
 173 173 Top surface of snow, over ice, on sea, lake or river
-254 254 MARS levtype SFC originating from fields on multiple levels
+254 254 Abstract level with no vertical localization or meaning