diff --git a/src/main/java/com/spring/modules/part/service/impl/PartServiceImpl.java b/src/main/java/com/spring/modules/part/service/impl/PartServiceImpl.java
index 7994127f..daf23855 100644
--- a/src/main/java/com/spring/modules/part/service/impl/PartServiceImpl.java
+++ b/src/main/java/com/spring/modules/part/service/impl/PartServiceImpl.java
@@ -67,7 +67,7 @@ public class PartServiceImpl implements PartService {
         partCatalogDao.truncatePartCatalogCacheTable();
         for (PartCatalog partCatalog : resultList) {
             if ("PCS".equals(partCatalog.getUnitCode())) {
-                partCatalog.setUnitCode("pcs.");
+                partCatalog.setUnitCode("PCS.");
             }
         }
         //数据批量保存到缓存的数据表