diff --git a/cmd/feederd/main.go b/cmd/feederd/main.go
index f1f0789..f32b37b 100644
--- a/cmd/feederd/main.go
+++ b/cmd/feederd/main.go
@@ -42,6 +42,9 @@ func setup() (chan os.Signal, *websocket.Conn, []marketinfo.MarketInfo, *grpc.Cl
 		log.Fatal("Socket Connection Error: ", err)
 	}
 	marketsInfos := loadMarkets(conf, cSocket)
+	if len(marketsInfos) == 0 {
+		log.Warn("list of market to feed is empty")
+	}
 
 	// Set up the connection to the gRPC server.
 	conngRPC, err := conn.ConnectTogRPC(conf.DaemonEndpoint)
diff --git a/config.example.json b/config.example.json
index ddb7d33..fd6bdac 100644
--- a/config.example.json
+++ b/config.example.json
@@ -5,15 +5,9 @@
   "markets": [
     {
       "base_asset": "5ac9f65c0efcc4775e0baec4ec03abdde22473cd3cf33c0419ca290e0751b225",
-      "quote_asset":"d73f5cd0954c1bf325f85d7a7ff43a6eb3ea3b516fd57064b85306d43bc1c9ff",
+      "quote_asset": "691e6b9e00cb75f6383f2581ef001f2695074746e213d21771dff5a890f21104",
       "kraken_ticker": "XBT/USD",
       "interval": 10
-    },
-    {
-      "base_asset": "5ac9f65c0efcc4775e0baec4ec03abdde22473cd3cf33c0419ca290e0751b225",
-      "quote_asset":"d090c403610fe8a9e31967355929833bc8a8fe08429e630162d1ecbf29fdf28b",
-      "kraken_ticker": "XBT/EUR",
-      "interval": 15
-    } 
+    }
   ]
 }
\ No newline at end of file
diff --git a/config/config.go b/config/config.go
index 01adcf7..ed9908f 100644
--- a/config/config.go
+++ b/config/config.go
@@ -14,12 +14,9 @@ import (
 const (
 	defaultDaemonEndpoint   = "localhost:9000"
 	defaultKrakenWsEndpoint = "ws.kraken.com"
-	defaultBaseAsset        = "5ac9f65c0efcc4775e0baec4ec03abdde22473cd3cf33c0419ca290e0751b225"
-	defaultQuoteAsset       = "d73f5cd0954c1bf325f85d7a7ff43a6eb3ea3b516fd57064b85306d43bc1c9ff"
-	defaultKrakenTicker     = "XBT/USD"
-	defaultInterval         = 10
 )
 
+// Config defines the struct for the configuration JSON file
 type Config struct {
 	DaemonEndpoint   string   `json:"daemon_endpoint,required"`
 	DaemonMacaroon   string   `json:"daemon_macaroon"`
@@ -33,14 +30,7 @@ func defaultConfig() Config {
 	return Config{
 		DaemonEndpoint:   defaultDaemonEndpoint,
 		KrakenWsEndpoint: defaultKrakenWsEndpoint,
-		Markets: []Market{
-			{
-				BaseAsset:    defaultBaseAsset,
-				QuoteAsset:   defaultQuoteAsset,
-				KrakenTicker: defaultKrakenTicker,
-				Interval:     defaultInterval,
-			},
-		},
+		Markets:          nil,
 	}
 }
 
@@ -99,7 +89,7 @@ func checkConfigParsing(config Config) error {
 func LoadConfig(filePath string) (Config, error) {
 	_, err := os.Stat(filePath)
 	if os.IsNotExist(err) {
-		log.Printf("File not found: %s. Loading default config.\n", filePath)
+		log.Debug("File not found: %s. Loading default config.\n", filePath)
 		return defaultConfig(), nil
 	}
 	return loadConfigFromFile(filePath)
diff --git a/pkg/conn/grpc.go b/pkg/conn/grpc.go
index 4e2e15f..aac8028 100644
--- a/pkg/conn/grpc.go
+++ b/pkg/conn/grpc.go
@@ -28,17 +28,30 @@ func ConnectTogRPC(daemonEndpoint string) (*grpc.ClientConn, error) {
 	return conn, nil
 }
 
+// UpdateMarketPricegRPC calls the tdex daemon UpdateMarketPrice rpc endpoint to update a defined market
 func UpdateMarketPricegRPC(marketInfo marketinfo.MarketInfo, clientgRPC pboperator.OperatorClient) {
+
 	if marketInfo.Price == 0.00 {
 		log.Println("Can't send gRPC request with no price")
 		return
 	}
-	log.Println("Sending gRPC request:", marketInfo.Config.KrakenTicker, marketInfo.Price)
+
+	log.Printf("%s %g for market %s-%s", marketInfo.Config.KrakenTicker, marketInfo.Price, marketInfo.Config.BaseAsset[:4], marketInfo.Config.QuoteAsset[:4])
+
 	ctx, cancel := context.WithTimeout(context.Background(), time.Second)
 	defer cancel()
+
 	_, err := clientgRPC.UpdateMarketPrice(ctx, &pboperator.UpdateMarketPriceRequest{
-		Market: &pbtypes.Market{BaseAsset: marketInfo.Config.BaseAsset, QuoteAsset: marketInfo.Config.QuoteAsset},
-		Price:  &pbtypes.Price{BasePrice: 1 / float32(marketInfo.Price), QuotePrice: float32(marketInfo.Price)}})
+		Market: &pbtypes.Market{
+			BaseAsset:  marketInfo.Config.BaseAsset,
+			QuoteAsset: marketInfo.Config.QuoteAsset,
+		},
+		Price: &pbtypes.Price{
+			BasePrice:  1 / float32(marketInfo.Price),
+			QuotePrice: float32(marketInfo.Price),
+		},
+	})
+
 	if err != nil {
 		log.Println(err)
 		return