diff --git a/templates/player.mustache b/templates/player.mustache
index 3d4e58f2c93a3c2c681c81d16ace3b540f2c212c..1c9d5cf9ec26b2406d1719c7865b67769ac55537 100644
--- a/templates/player.mustache
+++ b/templates/player.mustache
@@ -37,7 +37,7 @@
 {{^resolution}}
 <div class="filter-opencast player-wrapper">
 {{/resolution}}
-    <iframe src="/mod/opencast/player.html" class="filter-player-iframe" id="{{playerid}}" allowfullscreen="true"></iframe>
+    <iframe src="/mod/opencast/player.html" class="filter-player-iframe" id="{{playerid}}" allowfullscreen></iframe>
 </div>
 
 <script>