diff --git a/src/services/models/Schema.ts b/src/services/models/Schema.ts
index f39278e0..6b228711 100644
--- a/src/services/models/Schema.ts
+++ b/src/services/models/Schema.ts
@@ -292,11 +292,10 @@ function buildFields(
       new FieldModel(
         parser,
         {
-          name: (
-            typeof additionalProps === 'object'
-              ? (additionalProps["x-additionalPropertiesName"] || 'property name')
-              : 'property name'
-            ).concat("*"),
+          name: (typeof additionalProps === 'object'
+            ? additionalProps['x-additionalPropertiesName'] || 'property name'
+            : 'property name'
+          ).concat('*'),
           required: false,
           schema: additionalProps === true ? {} : additionalProps,
           kind: 'additionalProperties',