diff --git a/frontend/less/espo/custom.less b/frontend/less/espo/custom.less
index 6360b16f51..3d5463617e 100644
--- a/frontend/less/espo/custom.less
+++ b/frontend/less/espo/custom.less
@@ -2483,6 +2483,11 @@ table.table td.cell .html-container {
     }
 }
 
+.input-group-addon {
+    background-color: var(--select-item-bg);
+    color: var(--select-item-text-color);
+}
+
 .input-group-addon:not(:first-child):not(:last-child),
 .input-group-btn:not(:first-child):not(:last-child),
 .input-group .form-control:not(:first-child):not(:last-child):not(.no-margin-shifting) {