diff --git a/input/fsh/extensions/BeExtAllergyType.fsh b/input/fsh/extensions/BeExtAllergyType.fsh
index f9fc16c..8f78176 100644
--- a/input/fsh/extensions/BeExtAllergyType.fsh
+++ b/input/fsh/extensions/BeExtAllergyType.fsh
@@ -4,5 +4,5 @@ Title: "BeExtAllergyType"
 Description: "extension to be replaced by http://hl7.org/fhir/5.0/StructureDefinition/extension-AllergyIntolerance.type. If possible, the semantic contents of this field SHALL be identical to AllergyIntolerance.type. If not possible AllergyIntolerance SHALL be null."
 * value[x] only CodeableConcept
 * valueCodeableConcept MS
-* valueCodeableConcept from BeVSAllergyIntoleranceType (preferred)
+* valueCodeableConcept from BeVSAllergyIntoleranceType (extensible)
 * ^extension[http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm].valueInteger = 1  
\ No newline at end of file