diff --git a/html5/verto/verto_communicator/src/partials/video_call.html b/html5/verto/verto_communicator/src/partials/video_call.html
index 64bc778aac..bd76ea47ae 100644
--- a/html5/verto/verto_communicator/src/partials/video_call.html
+++ b/html5/verto/verto_communicator/src/partials/video_call.html
@@ -41,7 +41,7 @@
class="btn btn-material-blue-900" ng-click="muteMic(cbMuteMic)">
-