diff --git a/src/datasets/domain/models/DatasetVersionDiff.ts b/src/datasets/domain/models/DatasetVersionDiff.ts
index 2a8b32ff..d5091b57 100644
--- a/src/datasets/domain/models/DatasetVersionDiff.ts
+++ b/src/datasets/domain/models/DatasetVersionDiff.ts
@@ -8,7 +8,9 @@ export interface DatasetVersionDiff {
   filesRemoved?: FileSummary[]
   fileChanges?: FileDiff[]
   filesReplaced?: FileReplacement[]
-  termsOfAccess?: FieldDiff[]
+  termsOfAccess?: {
+    changed: FieldDiff[]
+  }
 }
 
 export interface FileSummary {
diff --git a/src/datasets/infra/repositories/transformers/DatasetVersionDiffPayload.ts b/src/datasets/infra/repositories/transformers/DatasetVersionDiffPayload.ts
index b9016732..61ff48b1 100644
--- a/src/datasets/infra/repositories/transformers/DatasetVersionDiffPayload.ts
+++ b/src/datasets/infra/repositories/transformers/DatasetVersionDiffPayload.ts
@@ -6,7 +6,7 @@ export interface DatasetVersionDiffPayload {
   filesRemoved: FileSummaryPayload[]
   fileChanges: FileDiffPayload[]
   filesReplaced: FileReplacementPayload[]
-  TermsOfAccess: FieldDiffPayload[]
+  TermsOfAccess: { changed: FieldDiffPayload[] }
 }
 
 export interface FileSummaryPayload {
diff --git a/test/testHelpers/datasets/datasetVersionDiffHelper.ts b/test/testHelpers/datasets/datasetVersionDiffHelper.ts
index fe99338f..9dc7f504 100644
--- a/test/testHelpers/datasets/datasetVersionDiffHelper.ts
+++ b/test/testHelpers/datasets/datasetVersionDiffHelper.ts
@@ -74,6 +74,6 @@ export const createDatasetVersionDiff = (): DatasetVersionDiff => {
     filesRemoved: [fileSummary],
     fileChanges: [fileDiff],
     filesReplaced: [fileReplacement],
-    termsOfAccess: [fieldDiff]
+    termsOfAccess: { changed: [fieldDiff] }
   }
 }