diff --git a/pkg/harvester/components/vm-migration/MappingColumn.vue b/pkg/harvester/components/vm-migration/MappingColumn.vue
index f295c878..66475c46 100644
--- a/pkg/harvester/components/vm-migration/MappingColumn.vue
+++ b/pkg/harvester/components/vm-migration/MappingColumn.vue
@@ -140,7 +140,7 @@ const selectOptions = computed(() => {
 
     .source-name {
       font-weight: 600;
-      font-size: 16px;
+      font-size: 14px;
       overflow: hidden;
       text-overflow: ellipsis;
       white-space: nowrap;