diff --git a/frontend/less/dark-vertical/variables.less b/frontend/less/dark-vertical/variables.less
index 1084549761..0a5f39ac51 100644
--- a/frontend/less/dark-vertical/variables.less
+++ b/frontend/less/dark-vertical/variables.less
@@ -107,3 +107,5 @@
 @scroll-thumb-bg-value: @btn-default-bg-value;
 
 @collapsed-modal-bg-value: @dropdown-bg-value;
+
+@login-panel-heading-bg-value: @panel-bg-value;