diff --git a/addons/mail/static/src/scss/composer.scss b/addons/mail/static/src/scss/composer.scss
index 5a9bad8e2dc..ad3338fb794 100644
--- a/addons/mail/static/src/scss/composer.scss
+++ b/addons/mail/static/src/scss/composer.scss
@@ -181,6 +181,9 @@
 
                 textarea {
                     padding-top: 0px !important;
+                    &:disabled {
+                        position: absolute;
+                    }
                 }
             }
             .o_composer_text_field {