diff --git a/res/css/views/rooms/_LegacyRoomHeader.pcss b/res/css/views/rooms/_LegacyRoomHeader.pcss
index 9994f4223e..8a92f6e586 100644
--- a/res/css/views/rooms/_LegacyRoomHeader.pcss
+++ b/res/css/views/rooms/_LegacyRoomHeader.pcss
@@ -218,8 +218,8 @@ limitations under the License.
     }
 
     &.mx_Indicator_notification {
-        background: $room-icon-unread-color;
-        box-shadow: $room-icon-unread-color;
+        background: var(--cpd-color-icon-success-primary);
+        box-shadow: var(--cpd-color-icon-success-primary);
     }
 
     &.mx_Indicator_activity {