diff --git a/app/assets/javascripts/notes/components/noteable_discussion.vue b/app/assets/javascripts/notes/components/noteable_discussion.vue
index e9218723149..c5fdfa1d47c 100644
--- a/app/assets/javascripts/notes/components/noteable_discussion.vue
+++ b/app/assets/javascripts/notes/components/noteable_discussion.vue
@@ -379,7 +379,7 @@ Please check your network connection and try again.`;
                         role="group">
                         <button
                           type="button"
-                          class="btn btn-default mr-2"
+                          class="btn btn-default"
                           @click="resolveHandler()"
                         >
                           <i
diff --git a/changelogs/unreleased/48494-fix-merge-request-buttons-spacing.yml b/changelogs/unreleased/48494-fix-merge-request-buttons-spacing.yml
new file mode 100644
index 00000000000..41cc024b8ac
--- /dev/null
+++ b/changelogs/unreleased/48494-fix-merge-request-buttons-spacing.yml
@@ -0,0 +1,5 @@
+---
+title: Fix incorrect spacing between buttons when commenting on a MR.
+merge_request: 22135
+author:
+type: fixed