diff --git a/app/Http/Controllers/ImageController.php b/app/Http/Controllers/ImageController.php
index a61f447eb..d71e38346 100644
--- a/app/Http/Controllers/ImageController.php
+++ b/app/Http/Controllers/ImageController.php
@@ -120,7 +120,7 @@ class ImageController extends Controller
     {
         $this->checkPermission('image-create-all');
         $this->validate($request, [
-            'file' => 'is_image'
+            'file' => 'required|is_image'
         ]);
 
         if (!$this->imageRepo->isValidType($type)) {
diff --git a/resources/assets/js/components/markdown-editor.js b/resources/assets/js/components/markdown-editor.js
index 3393829cc..c98bac3cb 100644
--- a/resources/assets/js/components/markdown-editor.js
+++ b/resources/assets/js/components/markdown-editor.js
@@ -255,7 +255,9 @@ class MarkdownEditor {
             let placeholderImage = window.baseUrl(`/loading.gif#upload${id}`);
             let selectedText = cm.getSelection();
             let placeHolderText = `![${selectedText}](${placeholderImage})`;
+            let cursor = cm.getCursor();
             cm.replaceSelection(placeHolderText);
+            cm.setCursor({line: cursor.line, ch: cursor.ch + selectedText.length + 2});
 
             let remoteFilename = "image-" + Date.now() + "." + ext;
             let formData = new FormData();
@@ -264,7 +266,7 @@ class MarkdownEditor {
             window.$http.post('/images/gallery/upload', formData).then(resp => {
                 replaceContent(placeholderImage, resp.data.thumbs.display);
             }).catch(err => {
-                events.emit('error', trans('errors.image_upload_error'));
+                window.$events.emit('error', trans('errors.image_upload_error'));
                 replaceContent(placeHolderText, selectedText);
                 console.log(err);
             });