diff --git a/OpenAPI/TS28532_ProvMnS.yaml b/OpenAPI/TS28532_ProvMnS.yaml
index a807620364eff05b7f1ccb1effb25facd594ef5d..39f10c4e51d12bccc6b25644535f08a33e0f1b9a 100755
--- a/OpenAPI/TS28532_ProvMnS.yaml
+++ b/OpenAPI/TS28532_ProvMnS.yaml
@@ -195,8 +195,7 @@ paths:
             This parameter reduces the targeted set of resources by applying a
             filter to the scoped set of resource representations. Only resource
             representations for which the filter construct evaluates to "true"
-            are targeted. No filter language is specified in the present
-            document.
+            are targeted.
           required: false
           schema:
             $ref: 'TS28623_ComDefs.yaml#/components/schemas/Filter'
@@ -224,6 +223,14 @@ paths:
               type: string
           style: form
           explode: false
+        - name: dataNodeSelector
+          in: query
+          description: >-
+            This parameter contains an expression allowing to conditionally
+            select data nodes.
+          required: false
+          schema:
+            $ref: 'TS28623_ComDefs.yaml#/components/schemas/Filter'
       responses:
         '200':
           description: >-