diff --git a/static/mobile/css/style.css b/static/mobile/css/style.css
index e50da2033..2dd8e28c2 100644
--- a/static/mobile/css/style.css
+++ b/static/mobile/css/style.css
@@ -140,7 +140,6 @@ video, .poster {
     margin-bottom: 4px;
 }
 .annotation .user {
-    opacity: 0.75;
     font-style: italic;
 }