diff --git a/res/css/views/voip/_CallViewSidebar.scss b/res/css/views/voip/_CallViewSidebar.scss
index dbadc22028..fd9c76defc 100644
--- a/res/css/views/voip/_CallViewSidebar.scss
+++ b/res/css/views/voip/_CallViewSidebar.scss
@@ -33,10 +33,9 @@ limitations under the License.
 
     > .mx_VideoFeed {
         width: 100%;
+        border-radius: 4px;
 
         &.mx_VideoFeed_voice {
-            border-radius: 4px;
-
             display: flex;
             align-items: center;
             justify-content: center;
diff --git a/res/css/views/voip/_VideoFeed.scss b/res/css/views/voip/_VideoFeed.scss
index 72c45991a2..1f17a54692 100644
--- a/res/css/views/voip/_VideoFeed.scss
+++ b/res/css/views/voip/_VideoFeed.scss
@@ -19,6 +19,7 @@ limitations under the License.
     position: relative;
     box-sizing: border-box;
     border: transparent 2px solid;
+    display: flex;
 
     &.mx_VideoFeed_voice {
         background-color: $inverted-bg-color;
@@ -27,6 +28,10 @@ limitations under the License.
 
     &.mx_VideoFeed_speaking {
         border: $accent-color 2px solid;
+
+        .mx_VideoFeed_video {
+            border-radius: 0;
+        }
     }
 
     .mx_VideoFeed_video {