diff --git a/addons/mail/static/src/components/message_author_prefix/message_author_prefix.scss b/addons/mail/static/src/components/message_author_prefix/message_author_prefix.scss
deleted file mode 100644
index 5d99866c624..00000000000
--- a/addons/mail/static/src/components/message_author_prefix/message_author_prefix.scss
+++ /dev/null
@@ -1,11 +0,0 @@
-// ------------------------------------------------------------------
-// Layout
-// ------------------------------------------------------------------
-
-.o_MessageAuthorPrefixIcon {
-    margin-right: map-get($spacers, 1);
-}
-
-// ------------------------------------------------------------------
-// Style
-// ------------------------------------------------------------------
diff --git a/addons/mail/static/src/components/message_author_prefix/message_author_prefix.xml b/addons/mail/static/src/components/message_author_prefix/message_author_prefix.xml
index 60f3540abd3..b4e495b2911 100644
--- a/addons/mail/static/src/components/message_author_prefix/message_author_prefix.xml
+++ b/addons/mail/static/src/components/message_author_prefix/message_author_prefix.xml
@@ -6,7 +6,7 @@
             <span class="o_MessageAuthorPrefix" t-attf-class="{{ className }}" t-ref="root">
                 <t t-if="messageAuthorPrefixView.message">
                     <t t-if="messageAuthorPrefixView.message.author and messageAuthorPrefixView.message.author === messaging.currentPartner">
-                        <i class="o_MessageAuthorPrefixIcon fa fa-mail-reply"/>You:
+                        <i class="o_MessageAuthorPrefixIcon fa fa-mail-reply me-1"/>You:
                     </t>
                     <t t-elif="messageAuthorPrefixView.thread and messageAuthorPrefixView.message.author !== messageAuthorPrefixView.thread.correspondent">
                         <t t-esc="messageAuthorPrefixView.message.author.nameOrDisplayName"/>: