diff --git a/src/AggregateFunctions/AggregateFunctionSumCount.h b/src/AggregateFunctions/AggregateFunctionSumCount.h
index a1f04fda83a..1026b6272ba 100644
--- a/src/AggregateFunctions/AggregateFunctionSumCount.h
+++ b/src/AggregateFunctions/AggregateFunctionSumCount.h
@@ -10,10 +10,10 @@ namespace DB
 template <typename T>
 using DecimalOrNumberDataType = std::conditional_t<IsDecimalNumber<T>, DataTypeDecimal<AvgFieldType<T>>, DataTypeNumber<AvgFieldType<T>>>;
 template <typename T>
-class AggregateFunctionSumCount final : public AggregateFunctionAvgBase<AvgFieldType<T>, UInt64, AggregateFunctionAvg<T>>
+class AggregateFunctionSumCount final : public AggregateFunctionAvgBase<AvgFieldType<T>, UInt64, AggregateFunctionSumCount<T>>
 {
 public:
-    using Base = AggregateFunctionAvgBase<AvgFieldType<T>, UInt64, AggregateFunctionAvg<T>>;
+    using Base = AggregateFunctionAvgBase<AvgFieldType<T>, UInt64, AggregateFunctionSumCount<T>>;
 
     AggregateFunctionSumCount(const DataTypes & argument_types_, UInt32 num_scale_ = 0)
          : Base(argument_types_, num_scale_), scale(num_scale_) {}