diff --git a/functions.go b/functions.go
index 642195d..2c6c291 100644
--- a/functions.go
+++ b/functions.go
@@ -2,16 +2,6 @@ package main
 
 import "sort"
 
-func sliceContains(s []string, e string) bool {
-	for _, v := range s {
-		if e == v {
-			return true
-		}
-	}
-
-	return false
-}
-
 func sortKeys(m map[string]string) []string {
 	var s []string
 	for key := range m {
diff --git a/main.go b/main.go
index 74be861..6ef1541 100644
--- a/main.go
+++ b/main.go
@@ -13,6 +13,7 @@ import (
 	"net/http"
 	"os"
 	"os/signal"
+	"slices"
 	"strings"
 	"syscall"
 	"time"
@@ -141,7 +142,7 @@ func (br *bridge) singleAlertNotifications(p *payload) []*notification {
 			}
 
 			for _, val := range labelConfig.Tags {
-				if !sliceContains(tags, val) {
+				if !slices.Contains(tags, val) {
 					tags = append(tags, val)
 				}
 			}
@@ -249,7 +250,7 @@ func (br *bridge) multiAlertNotification(p *payload) *notification {
 		}
 
 		for _, val := range labelConfig.Tags {
-			if !sliceContains(tags, val) {
+			if !slices.Contains(tags, val) {
 				tags = append(tags, val)
 			}
 		}