diff --git a/common/cache/ristretto.go b/common/cache/ristretto.go
index 978c370..36ecf17 100644
--- a/common/cache/ristretto.go
+++ b/common/cache/ristretto.go
@@ -2,19 +2,19 @@ package cache
 
 import (
 	"fmt"
+	"time"
 
 	"github.com/charmbracelet/log"
 	"github.com/dgraph-io/ristretto/v2"
+	"github.com/krau/SaveAny-Bot/config"
 )
 
 var cache *ristretto.Cache[string, any]
 
-
-// TODO: maybe we should use simple ttl cache instead of ristretto...
 func init() {
 	c, err := ristretto.NewCache(&ristretto.Config[string, any]{
-		NumCounters: 1e5,
-		MaxCost:     1e6, // 1000000 / 112 ≈ 8928
+		NumCounters: config.Cfg.Cache.NumCounters,
+		MaxCost:     config.Cfg.Cache.MaxCost,
 		BufferItems: 64,
 		OnReject: func(item *ristretto.Item[any]) {
 			log.Warnf("Cache item rejected: key=%d, value=%v", item.Key, item.Value)
@@ -27,7 +27,7 @@ func init() {
 }
 
 func Set(key string, value any) error {
-	ok := cache.Set(key, value, 0)
+	ok := cache.SetWithTTL(key, value, 0, time.Duration(config.Cfg.Cache.TTL)*time.Second)
 	if !ok {
 		return fmt.Errorf("failed to set value in cache")
 	}
diff --git a/config/viper.go b/config/viper.go
index f0ce3f7..bf74f2a 100644
--- a/config/viper.go
+++ b/config/viper.go
@@ -15,12 +15,13 @@ import (
 )
 
 type Config struct {
-	Lang         string `toml:"lang" mapstructure:"lang" json:"lang"`
-	Workers      int    `toml:"workers" mapstructure:"workers"`
-	Retry        int    `toml:"retry" mapstructure:"retry"`
-	NoCleanCache bool   `toml:"no_clean_cache" mapstructure:"no_clean_cache" json:"no_clean_cache"`
-	Threads      int    `toml:"threads" mapstructure:"threads" json:"threads"`
-	Stream       bool   `toml:"stream" mapstructure:"stream" json:"stream"`
+	Lang         string      `toml:"lang" mapstructure:"lang" json:"lang"`
+	Workers      int         `toml:"workers" mapstructure:"workers"`
+	Retry        int         `toml:"retry" mapstructure:"retry"`
+	NoCleanCache bool        `toml:"no_clean_cache" mapstructure:"no_clean_cache" json:"no_clean_cache"`
+	Threads      int         `toml:"threads" mapstructure:"threads" json:"threads"`
+	Stream       bool        `toml:"stream" mapstructure:"stream" json:"stream"`
+	Cache        cacheConfig `toml:"cache" mapstructure:"cache" json:"cache"`
 
 	Users []userConfig `toml:"users" mapstructure:"users" json:"users"`
 
@@ -30,6 +31,12 @@ type Config struct {
 	Storages []storage.StorageConfig `toml:"-" mapstructure:"-" json:"storages"`
 }
 
+type cacheConfig struct {
+	TTL         int64 `toml:"ttl" mapstructure:"ttl" json:"ttl"`
+	NumCounters int64 `toml:"num_counters" mapstructure:"num_counters" json:"num_counters"`
+	MaxCost     int64 `toml:"max_cost" mapstructure:"max_cost" json:"max_cost"`
+}
+
 type tempConfig struct {
 	BasePath string `toml:"base_path" mapstructure:"base_path" json:"base_path"`
 	CacheTTL int64  `toml:"cache_ttl" mapstructure:"cache_ttl" json:"cache_ttl"`
@@ -87,6 +94,10 @@ func Init(ctx context.Context) error {
 	viper.SetDefault("retry", 3)
 	viper.SetDefault("threads", 4)
 
+	viper.SetDefault("cache.ttl", 86400)
+	viper.SetDefault("cache.num_counters", 1e5)
+	viper.SetDefault("cache.max_cost", 1e6)
+
 	viper.SetDefault("telegram.app_id", 1025907)
 	viper.SetDefault("telegram.app_hash", "452b0359b988148995f22ff0f4229750")
 	viper.SetDefault("telegram.timeout", 60)