diff --git a/OpenAPI/TS28532_ProvMnS.yaml b/OpenAPI/TS28532_ProvMnS.yaml
index 40969b5b6db74ebdab3a1b44f28a0f6defe767b1..ccdb68dbba6bd06dd13d3d96d7277d94bf47b4c7 100644
--- a/OpenAPI/TS28532_ProvMnS.yaml
+++ b/OpenAPI/TS28532_ProvMnS.yaml
@@ -493,4 +493,8 @@ components:
           type: string
         path:
           type: string
-        value: {}
+        value:
+          nullable: true
+      required:
+        - op
+        - path