diff --git a/duckling-fork-chinese/core/src/main/scala/com/xiaomi/duckling/dimension/time/helper/HolidayProvider.scala b/duckling-fork-chinese/core/src/main/scala/com/xiaomi/duckling/dimension/time/helper/HolidayProvider.scala
index 7c44030..1ca869b 100644
--- a/duckling-fork-chinese/core/src/main/scala/com/xiaomi/duckling/dimension/time/helper/HolidayProvider.scala
+++ b/duckling-fork-chinese/core/src/main/scala/com/xiaomi/duckling/dimension/time/helper/HolidayProvider.scala
@@ -280,7 +280,7 @@ class LocalHolidayProvider extends HolidayProvider {
     val builder = Maps.newTreeMap[String, String]()
     normalMap.foreach{
       case (pt, normalSet) => normalSet.foreach(normal =>
-        if (pt == normal && normal.contains(pt) || !normal.contains(pt)) {
+        if (!builder.containsKey(pt) || builder.containsKey(pt) && pt == normal) {
           builder.put(pt, normal)
         }
       )