diff --git a/src-ui/src/app/services/rest/document.service.spec.ts b/src-ui/src/app/services/rest/document.service.spec.ts
index d6f5799b1..d02d7fcf6 100644
--- a/src-ui/src/app/services/rest/document.service.spec.ts
+++ b/src-ui/src/app/services/rest/document.service.spec.ts
@@ -316,6 +316,19 @@ describe(`DocumentService`, () => {
     })
   })
 
+  it('should call appropriate api endpoint for merging documents as versions', () => {
+    const ids = [1, 2, 3]
+    subscription = service.mergeDocumentsAsVersions(ids, 2).subscribe()
+    const req = httpTestingController.expectOne(
+      `${environment.apiBaseUrl}${endpoint}/merge_as_versions/`
+    )
+    expect(req.request.method).toEqual('POST')
+    expect(req.request.body).toEqual({
+      documents: ids,
+      root_document_id: 2,
+    })
+  })
+
   it('should call appropriate api endpoint for edit pdf', () => {
     const ids = [1]
     const args = { operations: [{ page: 1, rotate: 90, doc: 0 }] }
diff --git a/src-ui/src/app/services/rest/document.service.ts b/src-ui/src/app/services/rest/document.service.ts
index bc87cb1fb..193088fd3 100644
--- a/src-ui/src/app/services/rest/document.service.ts
+++ b/src-ui/src/app/services/rest/document.service.ts
@@ -374,6 +374,13 @@ export class DocumentService extends AbstractPaperlessService<Document> {
     })
   }
 
+  mergeDocumentsAsVersions(ids: number[], rootDocumentId: number) {
+    return this.http.post(this.getResourceUrl(null, 'merge_as_versions'), {
+      documents: ids,
+      root_document_id: rootDocumentId,
+    })
+  }
+
   editPdfDocuments(ids: number[], request: EditPdfDocumentsRequest) {
     return this.http.post(this.getResourceUrl(null, 'edit_pdf'), {
       documents: ids,