diff --git a/res/css/views/voip/_CallContainer.scss b/res/css/views/voip/_CallContainer.scss
index d9843b668e..8262075559 100644
--- a/res/css/views/voip/_CallContainer.scss
+++ b/res/css/views/voip/_CallContainer.scss
@@ -46,7 +46,7 @@ limitations under the License.
 
     .mx_IncomingCallBox {
         min-width: 250px;
-        background-color: $primary-bg-color;
+        background-color: $voipcall-plinth-color;
         padding: 8px;
         box-shadow: 0px 14px 24px rgba(0, 0, 0, 0.08);
         border-radius: 8px;