diff --git a/addons/mass_mailing/views/snippets/s_references.xml b/addons/mass_mailing/views/snippets/s_references.xml
index 5dbe7880398..433baaf7ab9 100644
--- a/addons/mass_mailing/views/snippets/s_references.xml
+++ b/addons/mass_mailing/views/snippets/s_references.xml
@@ -2,10 +2,10 @@
 <odoo>
 
 <template id="s_references" name="References">
-    <div class="s_references pt32 pb32 o_mail_snippet_general" data-snippet="s_references">
+    <div class="s_references o_mail_snippet_general pt32 pb32" data-snippet="s_references">
         <div class="container">
-            <h2 class="text-center">Our References</h2>
-            <p class="text-center">We are in good company.</p>
+            <h2 style="text-align: center;">Our References</h2>
+            <p style="text-align: center;">We are in good company.</p>
             <div class="row">
                 <div class="col-lg-3 pt16 pb16">
                     <img src="/web/image/mass_mailing.s_reference_demo_image_1" class="img img-fluid mx-auto" alt=""/>