diff --git a/services/web/app/src/Features/History/RestoreManager.js b/services/web/app/src/Features/History/RestoreManager.js
index 0d3e96b97f..16ef2024f6 100644
--- a/services/web/app/src/Features/History/RestoreManager.js
+++ b/services/web/app/src/Features/History/RestoreManager.js
@@ -207,6 +207,7 @@ const RestoreManager = {
             continue
           }
           // We have a new id for this comment thread
+          comment.id = result.duplicateId
           comment.op.t = result.duplicateId
         }
         newRanges.comments.push(comment)
diff --git a/services/web/test/unit/src/History/RestoreManagerTests.js b/services/web/test/unit/src/History/RestoreManagerTests.js
index a22793de85..f76ba506ad 100644
--- a/services/web/test/unit/src/History/RestoreManagerTests.js
+++ b/services/web/test/unit/src/History/RestoreManagerTests.js
@@ -266,13 +266,28 @@ describe('RestoreManager', function () {
       beforeEach(function () {
         this.pathname = 'foo.tex'
         this.comments = [
-          { op: { t: 'comment-in-other-doc', p: 0, c: 'foo' } },
-          { op: { t: 'single-comment', p: 10, c: 'bar' } },
-          { op: { t: 'deleted-comment', p: 20, c: 'baz' } },
+          {
+            id: 'comment-in-other-doc',
+            op: { t: 'comment-in-other-doc', p: 0, c: 'foo' },
+          },
+          {
+            id: 'single-comment',
+            op: { t: 'single-comment', p: 10, c: 'bar' },
+          },
+          {
+            id: 'deleted-comment',
+            op: { t: 'deleted-comment', p: 20, c: 'baz' },
+          },
         ]
         this.remappedComments = [
-          { op: { t: 'duplicate-comment', p: 0, c: 'foo' } },
-          { op: { t: 'single-comment', p: 10, c: 'bar' } },
+          {
+            id: 'duplicate-comment',
+            op: { t: 'duplicate-comment', p: 0, c: 'foo' },
+          },
+          {
+            id: 'single-comment',
+            op: { t: 'single-comment', p: 10, c: 'bar' },
+          },
         ]
         this.ProjectLocator.promises.findElementByPath = sinon.stub().rejects()
         this.DocstoreManager.promises.getCommentThreadIds = sinon