diff --git a/stylesheets/_conversation.scss b/stylesheets/_conversation.scss
index ab693d9b..482b955d 100644
--- a/stylesheets/_conversation.scss
+++ b/stylesheets/_conversation.scss
@@ -3,6 +3,7 @@
   font-size: smaller;
 }
 
+.private .sender,
 .outgoing .sender {
   display: none;
 }
diff --git a/stylesheets/manifest.css b/stylesheets/manifest.css
index 3030978f..aded3f29 100644
--- a/stylesheets/manifest.css
+++ b/stylesheets/manifest.css
@@ -254,6 +254,7 @@ input.new-message {
 .group-update {
   font-size: smaller; }
 
+.private .sender,
 .outgoing .sender {
   display: none; }