diff --git a/internal/querylog/http.go b/internal/querylog/http.go
index 0b6976e0..1f5496bb 100644
--- a/internal/querylog/http.go
+++ b/internal/querylog/http.go
@@ -7,7 +7,6 @@ import (
 	"net"
 	"net/http"
 	"net/url"
-	"sort"
 	"strconv"
 	"strings"
 	"time"
@@ -18,6 +17,7 @@ import (
 	"github.com/AdguardTeam/golibs/log"
 	"github.com/AdguardTeam/golibs/stringutil"
 	"github.com/AdguardTeam/golibs/timeutil"
+	"golang.org/x/exp/slices"
 	"golang.org/x/net/idna"
 )
 
@@ -127,7 +127,7 @@ func (l *queryLog) handleGetQueryLogConfig(w http.ResponseWriter, r *http.Reques
 	defer l.lock.Unlock()
 
 	ignored := l.conf.Ignored.Values()
-	sort.Strings(ignored)
+	slices.Sort(ignored)
 	_ = aghhttp.WriteJSONResponse(w, r, getConfigResp{
 		Enabled:           aghalg.BoolToNullBool(l.conf.Enabled),
 		Interval:          float64(l.conf.RotationIvl.Milliseconds()),
diff --git a/internal/stats/http.go b/internal/stats/http.go
index 2496e5e2..7e882380 100644
--- a/internal/stats/http.go
+++ b/internal/stats/http.go
@@ -5,7 +5,6 @@ package stats
 import (
 	"encoding/json"
 	"net/http"
-	"sort"
 	"time"
 
 	"github.com/AdguardTeam/AdGuardHome/internal/aghalg"
@@ -13,6 +12,7 @@ import (
 	"github.com/AdguardTeam/AdGuardHome/internal/aghnet"
 	"github.com/AdguardTeam/golibs/log"
 	"github.com/AdguardTeam/golibs/timeutil"
+	"golang.org/x/exp/slices"
 )
 
 // topAddrs is an alias for the types of the TopFoo fields of statsResponse.
@@ -103,14 +103,14 @@ func (s *StatsCtx) handleStatsInfo(w http.ResponseWriter, r *http.Request) {
 	_ = aghhttp.WriteJSONResponse(w, r, resp)
 }
 
-// handleGetStatsConfig handles requests to the GET /control/stats_info
+// handleGetStatsConfig handles requests to the GET /control/stats/config
 // endpoint.
 func (s *StatsCtx) handleGetStatsConfig(w http.ResponseWriter, r *http.Request) {
 	s.lock.Lock()
 	defer s.lock.Unlock()
 
 	ignored := s.ignored.Values()
-	sort.Strings(ignored)
+	slices.Sort(ignored)
 
 	resp := getConfigResp{
 		Enabled:  aghalg.BoolToNullBool(s.enabled),
@@ -150,8 +150,8 @@ func (s *StatsCtx) handleStatsConfig(w http.ResponseWriter, r *http.Request) {
 	s.setLimitLocked(int(reqData.IntervalDays))
 }
 
-// handlePutStatsConfig handles requests to the PUT /control/stats_config
-// endpoint.
+// handlePutStatsConfig handles requests to the PUT
+// /control/stats/config/update endpoint.
 func (s *StatsCtx) handlePutStatsConfig(w http.ResponseWriter, r *http.Request) {
 	reqData := getConfigResp{}
 	err := json.NewDecoder(r.Body).Decode(&reqData)
diff --git a/internal/stats/stats.go b/internal/stats/stats.go
index 3254e9ed..82a14374 100644
--- a/internal/stats/stats.go
+++ b/internal/stats/stats.go
@@ -43,8 +43,7 @@ type Config struct {
 	// Filename is the name of the database file.
 	Filename string
 
-	// Limit is an upper limit for collecting statistics into the
-	// current unit.
+	// Limit is an upper limit for collecting statistics.
 	Limit time.Duration
 
 	// Enabled tells if the statistics are enabled.
@@ -537,6 +536,7 @@ func (s *StatsCtx) loadUnits(limit uint32) (units []*unitDB, firstID uint32) {
 	// Per-hour units.
 	units = make([]*unitDB, 0, limit)
 	firstID = curID - limit + 1
+
 	for i := firstID; i != curID; i++ {
 		u := loadUnitFromDB(tx, i)
 		if u == nil {