diff --git a/datamodel/low/v2/response.go b/datamodel/low/v2/response.go
index 76abd76..632d7d8 100644
--- a/datamodel/low/v2/response.go
+++ b/datamodel/low/v2/response.go
@@ -76,7 +76,7 @@ func (r *Response) Hash() [32]byte {
 		f = append(f, r.Description.Value)
 	}
 	if !r.Schema.IsEmpty() {
-		f = append(f, low.GenerateHashString(r.Schema.Value.Schema()))
+		f = append(f, low.GenerateHashString(r.Schema.Value))
 	}
 	if !r.Examples.IsEmpty() {
 		for k := range r.Examples.Value.Values {
diff --git a/what-changed/model/response.go b/what-changed/model/response.go
index 728fb36..176fcc1 100644
--- a/what-changed/model/response.go
+++ b/what-changed/model/response.go
@@ -160,6 +160,8 @@ func CompareResponse(l, r any) *ResponseChanges {
 
 	CheckProperties(props)
 	rc.Changes = changes
+	if rc.TotalChanges() <= 0 {
+		return nil
+	}
 	return rc
-
 }