diff --git a/src/specification/applications/application-description.linkml.yaml b/src/specification/applications/application-description.linkml.yaml
index 4b78991d..50494036 100644
--- a/src/specification/applications/application-description.linkml.yaml
+++ b/src/specification/applications/application-description.linkml.yaml
@@ -595,7 +595,7 @@ classes:
     attributes:
       allowEmpty:
         description: >-
-          If true, indicates a value must be provided. Default is false if not provided.
+          If true, an empty value is permitted. Default is false if not provided.
         rank: 30
         range: boolean
         required: false
@@ -622,7 +622,7 @@ classes:
     attributes:
       allowEmpty:
         description: >-
-          If true, indicates a value must be provided. Default is false if not provided.
+          If true, an empty value is permitted. Default is false if not provided.
         rank: 30
         range: boolean
         required: false
@@ -634,7 +634,7 @@ classes:
     attributes:
       allowEmpty:
         description: >-
-          If true, indicates a value must be provided. Default is false if not provided.
+          If true, an empty value is permitted. Default is false if not provided.
         rank: 30
         range: boolean
         required: false
@@ -656,7 +656,7 @@ classes:
     attributes:
       allowEmpty:
         description: >-
-          If true, indicates a value must be provided. Default is false if not provided.
+          If true, an empty value is permitted. Default is false if not provided.
         rank: 30
         range: boolean
         required: false
@@ -688,7 +688,7 @@ classes:
     attributes:
       allowEmpty:
         description: >-
-          If true, indicates a value must be provided. Default is false if not provided.
+          If true, an empty value is permitted. Default is false if not provided.
         rank: 30
         range: boolean
         required: false