diff --git a/app/assets/stylesheets/pages/note_form.scss b/app/assets/stylesheets/pages/note_form.scss
index b637994adf8..03d1c3067c7 100644
--- a/app/assets/stylesheets/pages/note_form.scss
+++ b/app/assets/stylesheets/pages/note_form.scss
@@ -387,6 +387,7 @@
   @media (max-width: $screen-xs-max) {
     display: flex;
     width: 100%;
+    margin-bottom: 10px;
 
     .comment-btn {
       flex-grow: 1;
diff --git a/changelogs/unreleased/diff-discussion-buttons-spacing.yml b/changelogs/unreleased/diff-discussion-buttons-spacing.yml
new file mode 100644
index 00000000000..dc76973e55b
--- /dev/null
+++ b/changelogs/unreleased/diff-discussion-buttons-spacing.yml
@@ -0,0 +1,4 @@
+---
+title: Fixed spacing of discussion submit buttons
+merge_request:
+author: