diff --git a/apps/wpm/filters.py b/apps/wpm/filters.py
index 334adab8..d0d2fb6a 100644
--- a/apps/wpm/filters.py
+++ b/apps/wpm/filters.py
@@ -111,7 +111,7 @@ class MlogFilter(filters.FilterSet):
         }
     
     def filter_cbatch(self, queryset, name, value):
-        return queryset.filter(b_mlog__batch=value)|queryset.filter(batch=value)
+        return queryset.filter(Q(b_mlog__batch=value) | Q(batch=value)).distinct()
 
 
 class HandoverFilter(filters.FilterSet):
@@ -126,7 +126,7 @@ class HandoverFilter(filters.FilterSet):
         return queryset.filter(send_dept__id=value)|queryset.filter(recive_dept__id=value)
     
     def filter_cbatch(self, queryset, name, value):
-        return queryset.filter(b_handover__batch=value)|queryset.filter(batch=value)
+        return queryset.filter(Q(b_handover__batch=value) | Q(batch=value)).distinct()
 
     class Meta:
         model = Handover