diff --git a/addons/mail/static/src/less/thread.less b/addons/mail/static/src/less/thread.less
index bc660514325..ea1bd0c1a93 100644
--- a/addons/mail/static/src/less/thread.less
+++ b/addons/mail/static/src/less/thread.less
@@ -1,7 +1,7 @@
 @mail-thread-avatar-size: 36px;
 @mail-thread-icon-opacity: 0.6;
 @mail-thread-side-date-opacity: 0.6;
-@mail-thread-note: @gray-lighter;
+@mail-thread-note: #eee;
 
 .o_mail_thread, .o_mail_activity {
     .o_thread_show_more {