diff --git a/dbms/src/AggregateFunctions/AggregateFunctionHistogram.cpp b/dbms/src/AggregateFunctions/AggregateFunctionHistogram.cpp
index 79ad325b419..f224abf0903 100644
--- a/dbms/src/AggregateFunctions/AggregateFunctionHistogram.cpp
+++ b/dbms/src/AggregateFunctions/AggregateFunctionHistogram.cpp
@@ -1,11 +1,13 @@
-#include "AggregateFunctionHistogram.h"
-#include "AggregateFunctionFactory.h"
-#include "FactoryHelpers.h"
-#include "Helpers.h"
+#include <AggregateFunctions/AggregateFunctionHistogram.h>
+#include <AggregateFunctions/AggregateFunctionFactory.h>
+#include <AggregateFunctions/FactoryHelpers.h>
+#include <AggregateFunctions/Helpers.h>
 
 #include <Common/FieldVisitors.h>
 
-namespace DB {
+
+namespace DB
+{
 
 namespace ErrorCodes
 {
@@ -14,7 +16,8 @@ namespace ErrorCodes
     extern const int BAD_ARGUMENTS;
 }
 
-namespace {
+namespace
+{
 
 AggregateFunctionPtr createAggregateFunctionHistogram(const std::string & name, const DataTypes & arguments, const Array & params)
 {
diff --git a/dbms/src/AggregateFunctions/AggregateFunctionHistogram.h b/dbms/src/AggregateFunctions/AggregateFunctionHistogram.h
index abd6ae3c59c..694e2cf3791 100644
--- a/dbms/src/AggregateFunctions/AggregateFunctionHistogram.h
+++ b/dbms/src/AggregateFunctions/AggregateFunctionHistogram.h
@@ -185,7 +185,8 @@ private:
 public:
     void insertResultInto(ColumnVector<Mean> & to_lower, ColumnVector<Mean> & to_upper, ColumnVector<Weight> & to_weights, UInt32 max_bins)
     {
-        if (!points) return;
+        if (!points)
+            return;
 
         compress(max_bins);
         unique();