diff --git a/vocabularies/Org.OData.Aggregation.V1.json b/vocabularies/Org.OData.Aggregation.V1.json
index e41e3e6a..628bf3d0 100644
--- a/vocabularies/Org.OData.Aggregation.V1.json
+++ b/vocabularies/Org.OData.Aggregation.V1.json
@@ -447,7 +447,7 @@
                         "$Name": "MaxDistance",
                         "$Type": "Edm.Int16",
                         "@Core.OptionalParameter": {
-                            "DefaultValue": 32767
+                            "DefaultValue": "32767"
                         },
                         "@Validation.Minimum": 1
                     },
@@ -498,7 +498,7 @@
                         "$Name": "MaxDistance",
                         "$Type": "Edm.Int16",
                         "@Core.OptionalParameter": {
-                            "DefaultValue": 32767
+                            "DefaultValue": "32767"
                         },
                         "@Validation.Minimum": 1
                     },
@@ -593,7 +593,7 @@
                         "@Core.Description": "Position N among the `rolluprecursive` operators in the first argument of `groupby`",
                         "@Core.LongDescription": "Every instance in the output set of a `groupby` transformation with M `rolluprecursive` operators\n            has M relationships to M nodes in M recursive hierarchies. This function returns the node x with path r to the root\n            in relationship number N.\n            If several such `groupby` transformations are nested, this function refers to the innermost one.",
                         "@Core.OptionalParameter": {
-                            "DefaultValue": 1
+                            "DefaultValue": "1"
                         },
                         "@Validation.Minimum": 1
                     }
diff --git a/vocabularies/Org.OData.Aggregation.V1.xml b/vocabularies/Org.OData.Aggregation.V1.xml
index 47c04ee6..03fc06de 100644
--- a/vocabularies/Org.OData.Aggregation.V1.xml
+++ b/vocabularies/Org.OData.Aggregation.V1.xml
@@ -414,7 +414,7 @@ given by the `HierarchyNodes` parameter. This specifies a recursive hierarchy th
         <Parameter Name="MaxDistance" Type="Edm.Int16" Nullable="false">
           <Annotation Term="Core.OptionalParameter">
             <Record>
-              <PropertyValue Property="DefaultValue" Int="32767" />
+              <PropertyValue Property="DefaultValue" String="32767" />
             </Record>
           </Annotation>
           <Annotation Term="Validation.Minimum" Int="1" />
@@ -446,7 +446,7 @@ given by the `HierarchyNodes` parameter. This specifies a recursive hierarchy th
         <Parameter Name="MaxDistance" Type="Edm.Int16" Nullable="false">
           <Annotation Term="Core.OptionalParameter">
             <Record>
-              <PropertyValue Property="DefaultValue" Int="32767" />
+              <PropertyValue Property="DefaultValue" String="32767" />
             </Record>
           </Annotation>
           <Annotation Term="Validation.Minimum" Int="1" />
@@ -512,7 +512,7 @@ constructs a rollup that contains aggregates per hierarchy node while excluding
           </Annotation>
           <Annotation Term="Core.OptionalParameter">
             <Record>
-              <PropertyValue Property="DefaultValue" Int="1" />
+              <PropertyValue Property="DefaultValue" String="1" />
             </Record>
           </Annotation>
           <Annotation Term="Validation.Minimum" Int="1" />