diff --git a/storage/src/main/java/com/njcn/gather/storage/service/impl/AdHarmonicServiceImpl.java b/storage/src/main/java/com/njcn/gather/storage/service/impl/AdHarmonicServiceImpl.java
index bd22c540..56d59278 100644
--- a/storage/src/main/java/com/njcn/gather/storage/service/impl/AdHarmonicServiceImpl.java
+++ b/storage/src/main/java/com/njcn/gather/storage/service/impl/AdHarmonicServiceImpl.java
@@ -256,7 +256,7 @@ public class AdHarmonicServiceImpl extends ServiceImpl<AdHarmonicMappper, AdHarm
         if (value == value.longValue()) {
             return value;
         } else {
-            return value + 0.5;
+            return value + 1.5;
         }
     }
 }