diff --git a/app/controllers/api/v2/scripts_controller.rb b/app/controllers/api/v2/scripts_controller.rb
index 63c80ce39..f3bdfdfb9 100644
--- a/app/controllers/api/v2/scripts_controller.rb
+++ b/app/controllers/api/v2/scripts_controller.rb
@@ -17,24 +17,21 @@ def ckb_transactions
         head :not_found and return if @contract.blank?
 
         expires_in 15.seconds, public: true, must_revalidate: true, stale_while_revalidate: 5.seconds
-        scope = CellDependency.where(contract_id: @contract.id).order(ckb_transaction_id: :desc)
-        tx_ids = scope.page(@page).per(@page_size).pluck(:ckb_transaction_id)
-        @ckb_transactions = CkbTransaction.find(tx_ids)
-        @total = scope.count
+        @ckb_transactions = @contract.ckb_transactions.order(id: :desc).page(@page).per(@page_size)
       end
 
       def deployed_cells
         head :not_found and return if @contract.blank?
 
         expires_in 15.seconds, public: true, must_revalidate: true, stale_while_revalidate: 5.seconds
-        @deployed_cells = @contract.deployed_cell_outputs.live.page(@page).per(@page_size).fast_page
+        @deployed_cells = @contract.deployed_cell_outputs.live.page(@page).per(@page_size)
       end
 
       def referring_cells
         head :not_found and return if @contract.blank?
 
         expires_in 15.seconds, public: true, must_revalidate: true, stale_while_revalidate: 5.seconds
-        @referring_cells = @contract.referring_cell_outputs.live.page(@page).per(@page_size).fast_page
+        @referring_cells = @contract.referring_cell_outputs.live.page(@page).per(@page_size)
       end
 
       private
diff --git a/app/views/api/v2/scripts/ckb_transactions.json.jbuilder b/app/views/api/v2/scripts/ckb_transactions.json.jbuilder
index 3ee41a87d..19b211f84 100644
--- a/app/views/api/v2/scripts/ckb_transactions.json.jbuilder
+++ b/app/views/api/v2/scripts/ckb_transactions.json.jbuilder
@@ -23,7 +23,7 @@ json.data do
     json.display_outputs tx.display_outputs
   end
   json.meta do
-    json.total @total
+    json.total @contract.ckb_transactions_count
     json.page_size @page_size.to_i
   end
 end
diff --git a/app/views/api/v2/scripts/deployed_cells.json.jbuilder b/app/views/api/v2/scripts/deployed_cells.json.jbuilder
index ddf21033d..ad742d4ea 100644
--- a/app/views/api/v2/scripts/deployed_cells.json.jbuilder
+++ b/app/views/api/v2/scripts/deployed_cells.json.jbuilder
@@ -23,7 +23,7 @@ json.data do
     json.type_script_id deployed_cell.type_script_id
   end
   json.meta do
-    json.total @deployed_cells.total_count
+    json.total @contract.deployed_cells_count
     json.page_size @page_size.to_i
   end
 end
diff --git a/app/views/api/v2/scripts/referring_cells.json.jbuilder b/app/views/api/v2/scripts/referring_cells.json.jbuilder
index c496c2e9e..4e13e3c26 100644
--- a/app/views/api/v2/scripts/referring_cells.json.jbuilder
+++ b/app/views/api/v2/scripts/referring_cells.json.jbuilder
@@ -23,7 +23,7 @@ json.data do
     json.type_script_id referring_cell.type_script_id
   end
   json.meta do
-    json.total @referring_cells.total_count
+    json.total @contract.referring_cells_count
     json.page_size @page_size.to_i
   end
 end