diff --git a/internal/cmdutil/cmdutil.go b/internal/cmdutil/cmdutil.go
index 613f5ac..726ac37 100644
--- a/internal/cmdutil/cmdutil.go
+++ b/internal/cmdutil/cmdutil.go
@@ -40,7 +40,7 @@ func NewRedisClient(ctx context.Context) (*redis.Client, error) {
 	if err != nil {
 		return nil, err
 	}
-	opt.MinIdleConns = 16
+	opt.PoolSize = 16
 
 	client := redis.NewClient(opt)
 	if err := client.Ping(ctx).Err(); err != nil {