diff --git a/addons/mail/static/src/components/chatter_topbar/chatter_topbar.scss b/addons/mail/static/src/components/chatter_topbar/chatter_topbar.scss
index b4000c8a65e..062e52199c7 100644
--- a/addons/mail/static/src/components/chatter_topbar/chatter_topbar.scss
+++ b/addons/mail/static/src/components/chatter_topbar/chatter_topbar.scss
@@ -18,7 +18,7 @@
     display: flex;
     flex: 1;
     flex-direction: row;
-    flex-wrap: wrap;
+    flex-wrap: wrap-reverse; // reverse to ensure send buttons are directly above composer
 }
 
 .o_ChatterTopbar_button {