diff --git a/frontend/less/espo/custom.less b/frontend/less/espo/custom.less
index 1efc5837c3..3b2a386ab3 100644
--- a/frontend/less/espo/custom.less
+++ b/frontend/less/espo/custom.less
@@ -930,6 +930,7 @@ table.table > tbody td > .list-row-buttons button {
 }
 
 table.table > tbody > tr > td,
+table.table > tbody > tr > th,
 table.table > thead > tr > th {
     text-overflow: ellipsis;
     overflow: hidden;