diff --git a/ghost/core/core/server/data/importer/importers/data/data-importer.js b/ghost/core/core/server/data/importer/importers/data/data-importer.js
index a0c8aac09b..c80f3e895d 100644
--- a/ghost/core/core/server/data/importer/importers/data/data-importer.js
+++ b/ghost/core/core/server/data/importer/importers/data/data-importer.js
@@ -47,7 +47,7 @@ DataImporter = {
     doImport: async function doImport(importData, importOptions) {
         importOptions = importOptions || {};
 
-        if (importOptions.importTag) {
+        if (importOptions.importTag && importData?.data?.posts) {
             const tagId = ObjectId().toHexString();
             if (!('tags' in importData.data)) {
                 importData.data.tags = [];
@@ -60,7 +60,7 @@ DataImporter = {
             if (!('posts_tags' in importData.data)) {
                 importData.data.posts_tags = [];
             }
-            for (const post of importData.data.posts || []) {
+            for (const post of importData.data.posts) {
                 if (!('id' in post)) {
                     // Make sure post has an id if it doesn't already
                     post.id = ObjectId().toHexString();
diff --git a/ghost/core/test/unit/server/data/importer/index.test.js b/ghost/core/test/unit/server/data/importer/index.test.js
index de457f848c..794daed55a 100644
--- a/ghost/core/test/unit/server/data/importer/index.test.js
+++ b/ghost/core/test/unit/server/data/importer/index.test.js
@@ -401,7 +401,7 @@ describe('Importer', function () {
                     imageSpy.getCall(0).args[0].should.eql(expectedImages);
 
                     // we stubbed this as a noop but ImportManager calls with sequence, so we should get an array
-                    output.should.eql([expectedImages, expectedData]);
+                    output.should.eql({images: expectedImages, data: expectedData});
                     done();
                 }).catch(done);
             });