diff --git a/definitions/grib2/localConcepts/era6/marsLevtypeConcept.def b/definitions/grib2/localConcepts/era6/marsLevtypeConcept.def
index cedc39b0d..4430aaae1 100644
--- a/definitions/grib2/localConcepts/era6/marsLevtypeConcept.def
+++ b/definitions/grib2/localConcepts/era6/marsLevtypeConcept.def
@@ -66,4 +66,4 @@
 'o2d' = {typeOfFirstFixedSurface=175; typeOfSecondFixedSurface=176;}
 'sfc' = {typeOfFirstFixedSurface=177; typeOfSecondFixedSurface=255;}
 'o2d' = {typeOfFirstFixedSurface=188; typeOfSecondFixedSurface=189;}
-
+'sfc' = {typeOfFirstFixedSurface=254;}
diff --git a/definitions/grib2/localConcepts/era6/typeOfLevelConcept.def b/definitions/grib2/localConcepts/era6/typeOfLevelConcept.def
new file mode 100644
index 000000000..3044148ff
--- /dev/null
+++ b/definitions/grib2/localConcepts/era6/typeOfLevelConcept.def
@@ -0,0 +1,2 @@
+# Concept typeOfLevel
+'abstractLevel' = {typeOfFirstFixedSurface=254;}