diff --git a/main.go b/main.go
index 1a9693a..d8cdbc2 100644
--- a/main.go
+++ b/main.go
@@ -3,10 +3,12 @@ package main
 import (
 	"flag"
 	"github.com/anhgelus/gokord"
+	"github.com/anhgelus/gokord/utils"
 	"github.com/anhgelus/les-copaings-bot/commands"
 	"github.com/anhgelus/les-copaings-bot/config"
 	"github.com/anhgelus/les-copaings-bot/xp"
 	"github.com/bwmarrin/discordgo"
+	"time"
 )
 
 var token string
@@ -126,12 +128,12 @@ func afterInit(dg *discordgo.Session) {
 	dg.AddHandler(xp.OnLeave)
 
 	// setup timer for periodic reducer
-	//d := 24 * time.Hour
-	//if gokord.Debug {
-	//	// reduce for debug
-	//	d = time.Minute
-	//}
-	//utils.NewTimer(d, func(stop chan struct{}) {
-	//	xp.PeriodicReducer(dg)
-	//})
+	d := 24 * time.Hour
+	if gokord.Debug {
+		// reduce time for debug
+		d = time.Minute
+	}
+	utils.NewTimer(d, func(stop chan struct{}) {
+		xp.PeriodicReducer(dg)
+	})
 }
diff --git a/xp/level.go b/xp/level.go
index 12e5a28..bbe11a4 100644
--- a/xp/level.go
+++ b/xp/level.go
@@ -5,6 +5,8 @@ import (
 	"github.com/anhgelus/les-copaings-bot/config"
 	"github.com/bwmarrin/discordgo"
 	"slices"
+	"sync"
+	"time"
 )
 
 func onNewLevel(s *discordgo.Session, m *discordgo.Member, level uint) {
@@ -116,24 +118,24 @@ func XPUpdate(s *discordgo.Session, c *Copaing) {
 	}
 }
 
-//func PeriodicReducer(s *discordgo.Session) {
-//	var wg sync.WaitGroup
-//	for _, g := range s.State.Guilds {
-//		for _, m := range utils.FetchGuildUser(s, g.ID) {
-//			if m.User.Bot {
-//				continue
-//			}
-//			wg.Add(1)
-//			go func() {
-//				utils.SendDebug("Async reducer", "user", m.DisplayName(), "guild", g.Name)
-//				c := GetCopaing(m.User.ID, g.ID)
-//				XPUpdate(s, c)
-//				wg.Done()
-//			}()
-//		}
-//		wg.Wait() // finish the entire guild before starting another
-//		utils.SendDebug("Guild finished", "guild", g.Name)
-//		time.Sleep(10 * time.Second) // sleep prevents from spamming the Discord API
-//	}
-//	utils.SendDebug("Periodic reduce finished", "len(guilds)", len(s.State.Guilds))
-//}
+func PeriodicReducer(s *discordgo.Session) {
+	var wg sync.WaitGroup
+	for _, g := range s.State.Guilds {
+		for _, m := range utils.FetchGuildUser(s, g.ID) {
+			if m.User.Bot {
+				continue
+			}
+			wg.Add(1)
+			go func() {
+				utils.SendDebug("Async reducer", "user", m.DisplayName(), "guild", g.Name)
+				c := GetCopaing(m.User.ID, g.ID)
+				XPUpdate(s, c)
+				wg.Done()
+			}()
+		}
+		wg.Wait() // finish the entire guild before starting another
+		utils.SendDebug("Guild finished", "guild", g.Name)
+		time.Sleep(10 * time.Second) // sleep prevents from spamming the Discord API
+	}
+	utils.SendDebug("Periodic reduce finished", "len(guilds)", len(s.State.Guilds))
+}