diff --git a/core/api/bill.py b/core/api/bill.py
index 01fc0ac277c80791381135dfc6a5a82670148169..271f0988eb828bc5557807d0cba46bc367524b2d 100644
--- a/core/api/bill.py
+++ b/core/api/bill.py
@@ -50,11 +50,7 @@ class BillDetail(mixins.RetrieveModelMixin,
                  generics.GenericAPIView):
     queryset = Bill.objects.all()
     serializer_class = BillSerializer
-    # authentication_classes = [
-    #     authentication.SessionAuthentication,
-    #     authentication.TokenAuthentication
-    # ]
-    # permission_classes = (permissions.IsAuthenticated,)
+    permission_classes = (permissions.IsAuthenticated,)
     lookup_field = "pk"
 
     def get(self, request, *args, **kwargs):
diff --git a/core/api/billPriceSum.py b/core/api/billPriceSum.py
index 1056d08af40f348c93068787fc4f3f1224d98514..7a5d83fe7bb299e4eac8de28ae98ec1b26392e36 100644
--- a/core/api/billPriceSum.py
+++ b/core/api/billPriceSum.py
@@ -1,16 +1,13 @@
 from rest_framework import generics, response
 from core.models.bill import Bill, BillSearchQuerySet
 from core.serializers.bill import BillSerializer
-from rest_framework import authentication
+from rest_framework import permissions, authentication
 from django.db.models import Sum
 
 class BillSumPriceListView(generics.ListAPIView):
     queryset = Bill.objects.all()
     serializer_class = BillSerializer
-    authentication_classes = [
-        authentication.SessionAuthentication,
-        authentication.TokenAuthentication
-    ]
+    permission_classes = (permissions.IsAuthenticated,)
 
     
     def get(self, request, *args, **kwargs):
@@ -27,7 +24,8 @@ class BillSumPriceListView(generics.ListAPIView):
             8: "Electronics",
             9: "Travel",
             10: "House & Car",
-            11: "Others",
+            11: "Salary",
+            12: "Others"
         }
         queryset = self.filter_queryset(self.get_queryset())
         user = None
diff --git a/core/api/billSearch.py b/core/api/billSearch.py
index a976a1b483be482b73eccb35b8ba281462918c68..75207375917863d689c003d47c3858c6356c9c35 100644
--- a/core/api/billSearch.py
+++ b/core/api/billSearch.py
@@ -1,15 +1,12 @@
 from rest_framework import generics
 from core.models.bill import Bill, BillSearchQuerySet
 from core.serializers.bill import BillSerializer
-from rest_framework import authentication
+from rest_framework import permissions, authentication
 
 class SearchBillListView(generics.ListAPIView):
     queryset = Bill.objects.all()
     serializer_class = BillSerializer
-    authentication_classes = [
-        authentication.SessionAuthentication,
-        authentication.TokenAuthentication
-    ]
+    permission_classes = (permissions.IsAuthenticated,)
 
     # item = categories  ----->    keyword = 1/2/3/4/5 ..
     #        price       ----->    keyword = price
@@ -17,6 +14,7 @@ class SearchBillListView(generics.ListAPIView):
     #        title       ----->    keyword = title
 
     def get_queryset(self, *args, **kwargs):
+        print(self.request.query_params)
         qs = BillSearchQuerySet(Bill)
         item = self.request.GET.get("item")
         result = Bill.objects.none()