diff --git a/res/css/views/voip/_CallView.scss b/res/css/views/voip/_CallView.scss
index 0be75be28c..8ebe7aa607 100644
--- a/res/css/views/voip/_CallView.scss
+++ b/res/css/views/voip/_CallView.scss
@@ -353,6 +353,18 @@ limitations under the License.
     }
 }
 
+.mx_CallView_callControls_button_screensharingOn {
+    &::before {
+        background-image: url('$(res)/img/voip/screensharing-on.svg');
+    }
+}
+
+.mx_CallView_callControls_button_screensharingOff {
+    &::before {
+        background-image: url('$(res)/img/voip/screensharing-off.svg');
+    }
+}
+
 .mx_CallView_callControls_button_hangup {
     &::before {
         background-image: url('$(res)/img/voip/hangup.svg');